Home / 15,174.36-22,775.76-9,342.36

Finding the Fourth Proportional to 15,174.36, 22,775.76 and 9,342.36

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Solution

The fourth proportional to 15,174.36, 22,775.76 and 9,342.36 is: 14,022.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,174.36 : 22,775.76 = 9,342.36 : x
  2. Step 2: Convert to fraction form
    15,174.36/22,775.76 = 9,342.36/x
  3. Step 3: Cross multiply
    15,174.36x = 22,775.76 × 9,342.36
  4. Step 4: Simplify right side
    15,174.36x = 212,779,349.19
  5. Step 5: Solve for x
    x = 212,779,349.19/15,174.36
  6. Step 6: Final answer
    x = 14,022.29

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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.