Home / 19,386.02-29,079.03-6,239.42

Finding the Fourth Proportional to 19,386.02, 29,079.03 and 6,239.42

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Solution

The fourth proportional to 19,386.02, 29,079.03 and 6,239.42 is: 9,359.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,386.02 : 29,079.03 = 6,239.42 : x
  2. Step 2: Convert to fraction form
    19,386.02/29,079.03 = 6,239.42/x
  3. Step 3: Cross multiply
    19,386.02x = 29,079.03 × 6,239.42
  4. Step 4: Simplify right side
    19,386.02x = 181,436,281.36
  5. Step 5: Solve for x
    x = 181,436,281.36/19,386.02
  6. Step 6: Final answer
    x = 9,359.13

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Similar ratio
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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.