Home / 15,439.61-23,154.23-6,077.18

Finding the Fourth Proportional to 15,439.61, 23,154.23 and 6,077.18

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Solution

The fourth proportional to 15,439.61, 23,154.23 and 6,077.18 is: 9,113.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,439.61 : 23,154.23 = 6,077.18 : x
  2. Step 2: Convert to fraction form
    15,439.61/23,154.23 = 6,077.18/x
  3. Step 3: Cross multiply
    15,439.61x = 23,154.23 × 6,077.18
  4. Step 4: Simplify right side
    15,439.61x = 140,712,277.31
  5. Step 5: Solve for x
    x = 140,712,277.31/15,439.61
  6. Step 6: Final answer
    x = 9,113.72

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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.