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Finding the Fourth Proportional to 45,703.86, 63,070.88 and 25,560.51

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Solution

The fourth proportional to 45,703.86, 63,070.88 and 25,560.51 is: 35,273.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,703.86 : 63,070.88 = 25,560.51 : x
  2. Step 2: Convert to fraction form
    45,703.86/63,070.88 = 25,560.51/x
  3. Step 3: Cross multiply
    45,703.86x = 63,070.88 × 25,560.51
  4. Step 4: Simplify right side
    45,703.86x = 1,612,123,731.15
  5. Step 5: Solve for x
    x = 1,612,123,731.15/45,703.86
  6. Step 6: Final answer
    x = 35,273.25

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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.