Home / 39,434.25-59,142.53-11,348.05

Finding the Fourth Proportional to 39,434.25, 59,142.53 and 11,348.05

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Solution

The fourth proportional to 39,434.25, 59,142.53 and 11,348.05 is: 17,019.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,434.25 : 59,142.53 = 11,348.05 : x
  2. Step 2: Convert to fraction form
    39,434.25/59,142.53 = 11,348.05/x
  3. Step 3: Cross multiply
    39,434.25x = 59,142.53 × 11,348.05
  4. Step 4: Simplify right side
    39,434.25x = 671,152,387.57
  5. Step 5: Solve for x
    x = 671,152,387.57/39,434.25
  6. Step 6: Final answer
    x = 17,019.53

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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.