Home / 35,119.38-48,465-19,806.13

Finding the Fourth Proportional to 35,119.38, 48,465 and 19,806.13

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Solution

The fourth proportional to 35,119.38, 48,465 and 19,806.13 is: 27,332.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,119.38 : 48,465 = 19,806.13 : x
  2. Step 2: Convert to fraction form
    35,119.38/48,465 = 19,806.13/x
  3. Step 3: Cross multiply
    35,119.38x = 48,465 × 19,806.13
  4. Step 4: Simplify right side
    35,119.38x = 959,903,878.42
  5. Step 5: Solve for x
    x = 959,903,878.42/35,119.38
  6. Step 6: Final answer
    x = 27,332.60

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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.