Home / 18,306.02-25,275.32-14,471.93

Finding the Fourth Proportional to 18,306.02, 25,275.32 and 14,471.93

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Solution

The fourth proportional to 18,306.02, 25,275.32 and 14,471.93 is: 19,981.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,306.02 : 25,275.32 = 14,471.93 : x
  2. Step 2: Convert to fraction form
    18,306.02/25,275.32 = 14,471.93/x
  3. Step 3: Cross multiply
    18,306.02x = 25,275.32 × 14,471.93
  4. Step 4: Simplify right side
    18,306.02x = 365,782,661.77
  5. Step 5: Solve for x
    x = 365,782,661.77/18,306.02
  6. Step 6: Final answer
    x = 19,981.55

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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.