Home / 18,470.72-25,483.27-10,510.95

Finding the Fourth Proportional to 18,470.72, 25,483.27 and 10,510.95

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Solution

The fourth proportional to 18,470.72, 25,483.27 and 10,510.95 is: 14,501.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,470.72 : 25,483.27 = 10,510.95 : x
  2. Step 2: Convert to fraction form
    18,470.72/25,483.27 = 10,510.95/x
  3. Step 3: Cross multiply
    18,470.72x = 25,483.27 × 10,510.95
  4. Step 4: Simplify right side
    18,470.72x = 267,853,376.81
  5. Step 5: Solve for x
    x = 267,853,376.81/18,470.72
  6. Step 6: Final answer
    x = 14,501.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.