Home / 56,420.28-84,685.50-26,858.52

Finding the Fourth Proportional to 56,420.28, 84,685.50 and 26,858.52

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Solution

The fourth proportional to 56,420.28, 84,685.50 and 26,858.52 is: 40,314.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,420.28 : 84,685.50 = 26,858.52 : x
  2. Step 2: Convert to fraction form
    56,420.28/84,685.50 = 26,858.52/x
  3. Step 3: Cross multiply
    56,420.28x = 84,685.50 × 26,858.52
  4. Step 4: Simplify right side
    56,420.28x = 2,274,527,195.46
  5. Step 5: Solve for x
    x = 2,274,527,195.46/56,420.28
  6. Step 6: Final answer
    x = 40,314.00

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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.