Home / 15,337.80-23,006.70-5,477.40

Finding the Fourth Proportional to 15,337.80, 23,006.70 and 5,477.40

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Solution

The fourth proportional to 15,337.80, 23,006.70 and 5,477.40 is: 8,216.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,337.80 : 23,006.70 = 5,477.40 : x
  2. Step 2: Convert to fraction form
    15,337.80/23,006.70 = 5,477.40/x
  3. Step 3: Cross multiply
    15,337.80x = 23,006.70 × 5,477.40
  4. Step 4: Simplify right side
    15,337.80x = 126,016,898.58
  5. Step 5: Solve for x
    x = 126,016,898.58/15,337.80
  6. Step 6: Final answer
    x = 8,216.10

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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.