Home / 19,663.28-29,484.89-6,510.91

Finding the Fourth Proportional to 19,663.28, 29,484.89 and 6,510.91

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Solution

The fourth proportional to 19,663.28, 29,484.89 and 6,510.91 is: 9,763.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,663.28 : 29,484.89 = 6,510.91 : x
  2. Step 2: Convert to fraction form
    19,663.28/29,484.89 = 6,510.91/x
  3. Step 3: Cross multiply
    19,663.28x = 29,484.89 × 6,510.91
  4. Step 4: Simplify right side
    19,663.28x = 191,973,465.15
  5. Step 5: Solve for x
    x = 191,973,465.15/19,663.28
  6. Step 6: Final answer
    x = 9,763.04

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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.