Home / 15,359.57-23,038.55-7,565.75

Finding the Fourth Proportional to 15,359.57, 23,038.55 and 7,565.75

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Solution

The fourth proportional to 15,359.57, 23,038.55 and 7,565.75 is: 11,348.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,359.57 : 23,038.55 = 7,565.75 : x
  2. Step 2: Convert to fraction form
    15,359.57/23,038.55 = 7,565.75/x
  3. Step 3: Cross multiply
    15,359.57x = 23,038.55 × 7,565.75
  4. Step 4: Simplify right side
    15,359.57x = 174,303,871.83
  5. Step 5: Solve for x
    x = 174,303,871.83/15,359.57
  6. Step 6: Final answer
    x = 11,348.23

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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.