Home / 39,041.18-58,425.69-31,939.10

Finding the Fourth Proportional to 39,041.18, 58,425.69 and 31,939.10

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Solution

The fourth proportional to 39,041.18, 58,425.69 and 31,939.10 is: 47,797.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,041.18 : 58,425.69 = 31,939.10 : x
  2. Step 2: Convert to fraction form
    39,041.18/58,425.69 = 31,939.10/x
  3. Step 3: Cross multiply
    39,041.18x = 58,425.69 × 31,939.10
  4. Step 4: Simplify right side
    39,041.18x = 1,866,063,955.48
  5. Step 5: Solve for x
    x = 1,866,063,955.48/39,041.18
  6. Step 6: Final answer
    x = 47,797.32

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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.