Home / 31,592.77-47,184.31-28,625.28

Finding the Fourth Proportional to 31,592.77, 47,184.31 and 28,625.28

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Solution

The fourth proportional to 31,592.77, 47,184.31 and 28,625.28 is: 42,752.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,592.77 : 47,184.31 = 28,625.28 : x
  2. Step 2: Convert to fraction form
    31,592.77/47,184.31 = 28,625.28/x
  3. Step 3: Cross multiply
    31,592.77x = 47,184.31 × 28,625.28
  4. Step 4: Simplify right side
    31,592.77x = 1,350,664,085.36
  5. Step 5: Solve for x
    x = 1,350,664,085.36/31,592.77
  6. Step 6: Final answer
    x = 42,752.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.