Home / 19,697.40-29,536.20-6,545.16

Finding the Fourth Proportional to 19,697.40, 29,536.20 and 6,545.16

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Solution

The fourth proportional to 19,697.40, 29,536.20 and 6,545.16 is: 9,814.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,697.40 : 29,536.20 = 6,545.16 : x
  2. Step 2: Convert to fraction form
    19,697.40/29,536.20 = 6,545.16/x
  3. Step 3: Cross multiply
    19,697.40x = 29,536.20 × 6,545.16
  4. Step 4: Simplify right side
    19,697.40x = 193,319,154.79
  5. Step 5: Solve for x
    x = 193,319,154.79/19,697.40
  6. Step 6: Final answer
    x = 9,814.45

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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.