Home / 19,898.19-29,853.77-9,510.75

Finding the Fourth Proportional to 19,898.19, 29,853.77 and 9,510.75

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Solution

The fourth proportional to 19,898.19, 29,853.77 and 9,510.75 is: 14,269.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,898.19 : 29,853.77 = 9,510.75 : x
  2. Step 2: Convert to fraction form
    19,898.19/29,853.77 = 9,510.75/x
  3. Step 3: Cross multiply
    19,898.19x = 29,853.77 × 9,510.75
  4. Step 4: Simplify right side
    19,898.19x = 283,931,695.47
  5. Step 5: Solve for x
    x = 283,931,695.47/19,898.19
  6. Step 6: Final answer
    x = 14,269.22

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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.