Home / 56,617.20-84,925.80-21,552.30

Finding the Fourth Proportional to 56,617.20, 84,925.80 and 21,552.30

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Solution

The fourth proportional to 56,617.20, 84,925.80 and 21,552.30 is: 32,328.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,617.20 : 84,925.80 = 21,552.30 : x
  2. Step 2: Convert to fraction form
    56,617.20/84,925.80 = 21,552.30/x
  3. Step 3: Cross multiply
    56,617.20x = 84,925.80 × 21,552.30
  4. Step 4: Simplify right side
    56,617.20x = 1,830,346,319.34
  5. Step 5: Solve for x
    x = 1,830,346,319.34/56,617.20
  6. Step 6: Final answer
    x = 32,328.45

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1.5x scale

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.