Home / 15,677.77-23,519.90-5,289.25

Finding the Fourth Proportional to 15,677.77, 23,519.90 and 5,289.25

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Solution

The fourth proportional to 15,677.77, 23,519.90 and 5,289.25 is: 7,934.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,677.77 : 23,519.90 = 5,289.25 : x
  2. Step 2: Convert to fraction form
    15,677.77/23,519.90 = 5,289.25/x
  3. Step 3: Cross multiply
    15,677.77x = 23,519.90 × 5,289.25
  4. Step 4: Simplify right side
    15,677.77x = 124,402,631.08
  5. Step 5: Solve for x
    x = 124,402,631.08/15,677.77
  6. Step 6: Final answer
    x = 7,934.97

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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.