Home / 15,490.84-23,217.22-7,159.59

Finding the Fourth Proportional to 15,490.84, 23,217.22 and 7,159.59

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Solution

The fourth proportional to 15,490.84, 23,217.22 and 7,159.59 is: 10,730.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,490.84 : 23,217.22 = 7,159.59 : x
  2. Step 2: Convert to fraction form
    15,490.84/23,217.22 = 7,159.59/x
  3. Step 3: Cross multiply
    15,490.84x = 23,217.22 × 7,159.59
  4. Step 4: Simplify right side
    15,490.84x = 166,225,776.14
  5. Step 5: Solve for x
    x = 166,225,776.14/15,490.84
  6. Step 6: Final answer
    x = 10,730.59

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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.