Home / 15,977.48-22,048.92-8,807.52

Finding the Fourth Proportional to 15,977.48, 22,048.92 and 8,807.52

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Solution

The fourth proportional to 15,977.48, 22,048.92 and 8,807.52 is: 12,154.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,977.48 : 22,048.92 = 8,807.52 : x
  2. Step 2: Convert to fraction form
    15,977.48/22,048.92 = 8,807.52/x
  3. Step 3: Cross multiply
    15,977.48x = 22,048.92 × 8,807.52
  4. Step 4: Simplify right side
    15,977.48x = 194,196,294.65
  5. Step 5: Solve for x
    x = 194,196,294.65/15,977.48
  6. Step 6: Final answer
    x = 12,154.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.