Home / 15,947.40-23,904.90-9,370.20

Finding the Fourth Proportional to 15,947.40, 23,904.90 and 9,370.20

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Solution

The fourth proportional to 15,947.40, 23,904.90 and 9,370.20 is: 14,045.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,947.40 : 23,904.90 = 9,370.20 : x
  2. Step 2: Convert to fraction form
    15,947.40/23,904.90 = 9,370.20/x
  3. Step 3: Cross multiply
    15,947.40x = 23,904.90 × 9,370.20
  4. Step 4: Simplify right side
    15,947.40x = 223,993,693.98
  5. Step 5: Solve for x
    x = 223,993,693.98/15,947.40
  6. Step 6: Final answer
    x = 14,045.78

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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.