Home / 39,637.13-59,455.69-11,935.13

Finding the Fourth Proportional to 39,637.13, 59,455.69 and 11,935.13

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Solution

The fourth proportional to 39,637.13, 59,455.69 and 11,935.13 is: 17,902.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,637.13 : 59,455.69 = 11,935.13 : x
  2. Step 2: Convert to fraction form
    39,637.13/59,455.69 = 11,935.13/x
  3. Step 3: Cross multiply
    39,637.13x = 59,455.69 × 11,935.13
  4. Step 4: Simplify right side
    39,637.13x = 709,611,062.27
  5. Step 5: Solve for x
    x = 709,611,062.27/39,637.13
  6. Step 6: Final answer
    x = 17,902.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.