Home / 17,898.96-26,862.84-9,136.20

Finding the Fourth Proportional to 17,898.96, 26,862.84 and 9,136.20

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Solution

The fourth proportional to 17,898.96, 26,862.84 and 9,136.20 is: 13,711.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,898.96 : 26,862.84 = 9,136.20 : x
  2. Step 2: Convert to fraction form
    17,898.96/26,862.84 = 9,136.20/x
  3. Step 3: Cross multiply
    17,898.96x = 26,862.84 × 9,136.20
  4. Step 4: Simplify right side
    17,898.96x = 245,424,278.81
  5. Step 5: Solve for x
    x = 245,424,278.81/17,898.96
  6. Step 6: Final answer
    x = 13,711.65

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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.