Home / 47,981.10-66,225.78-32,692.92

Finding the Fourth Proportional to 47,981.10, 66,225.78 and 32,692.92

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Solution

The fourth proportional to 47,981.10, 66,225.78 and 32,692.92 is: 45,124.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,981.10 : 66,225.78 = 32,692.92 : x
  2. Step 2: Convert to fraction form
    47,981.10/66,225.78 = 32,692.92/x
  3. Step 3: Cross multiply
    47,981.10x = 66,225.78 × 32,692.92
  4. Step 4: Simplify right side
    47,981.10x = 2,165,114,127.48
  5. Step 5: Solve for x
    x = 2,165,114,127.48/47,981.10
  6. Step 6: Final answer
    x = 45,124.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.