Home / 15,950.04-22,011.18-9,658.04

Finding the Fourth Proportional to 15,950.04, 22,011.18 and 9,658.04

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Solution

The fourth proportional to 15,950.04, 22,011.18 and 9,658.04 is: 13,328.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,950.04 : 22,011.18 = 9,658.04 : x
  2. Step 2: Convert to fraction form
    15,950.04/22,011.18 = 9,658.04/x
  3. Step 3: Cross multiply
    15,950.04x = 22,011.18 × 9,658.04
  4. Step 4: Simplify right side
    15,950.04x = 212,584,856.89
  5. Step 5: Solve for x
    x = 212,584,856.89/15,950.04
  6. Step 6: Final answer
    x = 13,328.17

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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.