Home / 16,098.95-22,253.73-13,430.81

Finding the Fourth Proportional to 16,098.95, 22,253.73 and 13,430.81

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Solution

The fourth proportional to 16,098.95, 22,253.73 and 13,430.81 is: 18,565.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,098.95 : 22,253.73 = 13,430.81 : x
  2. Step 2: Convert to fraction form
    16,098.95/22,253.73 = 13,430.81/x
  3. Step 3: Cross multiply
    16,098.95x = 22,253.73 × 13,430.81
  4. Step 4: Simplify right side
    16,098.95x = 298,885,619.42
  5. Step 5: Solve for x
    x = 298,885,619.42/16,098.95
  6. Step 6: Final answer
    x = 18,565.53

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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.