Home / 10,541.87-15,695.31-10,394.70

Finding the Fourth Proportional to 10,541.87, 15,695.31 and 10,394.70

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Solution

The fourth proportional to 10,541.87, 15,695.31 and 10,394.70 is: 15,476.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,541.87 : 15,695.31 = 10,394.70 : x
  2. Step 2: Convert to fraction form
    10,541.87/15,695.31 = 10,394.70/x
  3. Step 3: Cross multiply
    10,541.87x = 15,695.31 × 10,394.70
  4. Step 4: Simplify right side
    10,541.87x = 163,148,038.86
  5. Step 5: Solve for x
    x = 163,148,038.86/10,541.87
  6. Step 6: Final answer
    x = 15,476.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.