Home / 35,431.03-48,894.87-19,515.52

Finding the Fourth Proportional to 35,431.03, 48,894.87 and 19,515.52

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Solution

The fourth proportional to 35,431.03, 48,894.87 and 19,515.52 is: 26,931.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,431.03 : 48,894.87 = 19,515.52 : x
  2. Step 2: Convert to fraction form
    35,431.03/48,894.87 = 19,515.52/x
  3. Step 3: Cross multiply
    35,431.03x = 48,894.87 × 19,515.52
  4. Step 4: Simplify right side
    35,431.03x = 954,208,813.38
  5. Step 5: Solve for x
    x = 954,208,813.38/35,431.03
  6. Step 6: Final answer
    x = 26,931.44

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.