Home / 39,331.98-58,963.01-28,210.68

Finding the Fourth Proportional to 39,331.98, 58,963.01 and 28,210.68

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Solution

The fourth proportional to 39,331.98, 58,963.01 and 28,210.68 is: 42,290.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,331.98 : 58,963.01 = 28,210.68 : x
  2. Step 2: Convert to fraction form
    39,331.98/58,963.01 = 28,210.68/x
  3. Step 3: Cross multiply
    39,331.98x = 58,963.01 × 28,210.68
  4. Step 4: Simplify right side
    39,331.98x = 1,663,386,465.89
  5. Step 5: Solve for x
    x = 1,663,386,465.89/39,331.98
  6. Step 6: Final answer
    x = 42,290.94

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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.