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Finding the Fourth Proportional to 51,232.08, 70,700.22 and 28,573.08

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Solution

The fourth proportional to 51,232.08, 70,700.22 and 28,573.08 is: 39,430.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,232.08 : 70,700.22 = 28,573.08 : x
  2. Step 2: Convert to fraction form
    51,232.08/70,700.22 = 28,573.08/x
  3. Step 3: Cross multiply
    51,232.08x = 70,700.22 × 28,573.08
  4. Step 4: Simplify right side
    51,232.08x = 2,020,123,042.08
  5. Step 5: Solve for x
    x = 2,020,123,042.08/51,232.08
  6. Step 6: Final answer
    x = 39,430.82

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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.