Home / 15,374.77-23,059.85-4,280.31

Finding the Fourth Proportional to 15,374.77, 23,059.85 and 4,280.31

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Solution

The fourth proportional to 15,374.77, 23,059.85 and 4,280.31 is: 6,419.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,374.77 : 23,059.85 = 4,280.31 : x
  2. Step 2: Convert to fraction form
    15,374.77/23,059.85 = 4,280.31/x
  3. Step 3: Cross multiply
    15,374.77x = 23,059.85 × 4,280.31
  4. Step 4: Simplify right side
    15,374.77x = 98,703,285.15
  5. Step 5: Solve for x
    x = 98,703,285.15/15,374.77
  6. Step 6: Final answer
    x = 6,419.82

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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.