Home / 56,272.50-77,657.31-32,395.32

Finding the Fourth Proportional to 56,272.50, 77,657.31 and 32,395.32

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Solution

The fourth proportional to 56,272.50, 77,657.31 and 32,395.32 is: 44,706.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,272.50 : 77,657.31 = 32,395.32 : x
  2. Step 2: Convert to fraction form
    56,272.50/77,657.31 = 32,395.32/x
  3. Step 3: Cross multiply
    56,272.50x = 77,657.31 × 32,395.32
  4. Step 4: Simplify right side
    56,272.50x = 2,515,733,407.79
  5. Step 5: Solve for x
    x = 2,515,733,407.79/56,272.50
  6. Step 6: Final answer
    x = 44,706.27

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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.