Home / 35,429.09-48,894.36-19,513.53

Finding the Fourth Proportional to 35,429.09, 48,894.36 and 19,513.53

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Solution

The fourth proportional to 35,429.09, 48,894.36 and 19,513.53 is: 26,929.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,429.09 : 48,894.36 = 19,513.53 : x
  2. Step 2: Convert to fraction form
    35,429.09/48,894.36 = 19,513.53/x
  3. Step 3: Cross multiply
    35,429.09x = 48,894.36 × 19,513.53
  4. Step 4: Simplify right side
    35,429.09x = 954,101,463.12
  5. Step 5: Solve for x
    x = 954,101,463.12/35,429.09
  6. Step 6: Final answer
    x = 26,929.89

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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.