Home / 56,280.28-84,432.54-16,840.60

Finding the Fourth Proportional to 56,280.28, 84,432.54 and 16,840.60

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Solution

The fourth proportional to 56,280.28, 84,432.54 and 16,840.60 is: 25,264.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,280.28 : 84,432.54 = 16,840.60 : x
  2. Step 2: Convert to fraction form
    56,280.28/84,432.54 = 16,840.60/x
  3. Step 3: Cross multiply
    56,280.28x = 84,432.54 × 16,840.60
  4. Step 4: Simplify right side
    56,280.28x = 1,421,894,633.12
  5. Step 5: Solve for x
    x = 1,421,894,633.12/56,280.28
  6. Step 6: Final answer
    x = 25,264.53

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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.