Home / 15,428.61-23,125.37-9,589.23

Finding the Fourth Proportional to 15,428.61, 23,125.37 and 9,589.23

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Solution

The fourth proportional to 15,428.61, 23,125.37 and 9,589.23 is: 14,372.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,428.61 : 23,125.37 = 9,589.23 : x
  2. Step 2: Convert to fraction form
    15,428.61/23,125.37 = 9,589.23/x
  3. Step 3: Cross multiply
    15,428.61x = 23,125.37 × 9,589.23
  4. Step 4: Simplify right side
    15,428.61x = 221,754,443.82
  5. Step 5: Solve for x
    x = 221,754,443.82/15,428.61
  6. Step 6: Final answer
    x = 14,372.94

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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.