Home / 15,572.61-23,363.24-8,986.77

Finding the Fourth Proportional to 15,572.61, 23,363.24 and 8,986.77

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Solution

The fourth proportional to 15,572.61, 23,363.24 and 8,986.77 is: 13,482.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,572.61 : 23,363.24 = 8,986.77 : x
  2. Step 2: Convert to fraction form
    15,572.61/23,363.24 = 8,986.77/x
  3. Step 3: Cross multiply
    15,572.61x = 23,363.24 × 8,986.77
  4. Step 4: Simplify right side
    15,572.61x = 209,960,019.40
  5. Step 5: Solve for x
    x = 209,960,019.40/15,572.61
  6. Step 6: Final answer
    x = 13,482.65

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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.