Home / 15,118.45-22,681.76-5,258.27

Finding the Fourth Proportional to 15,118.45, 22,681.76 and 5,258.27

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Solution

The fourth proportional to 15,118.45, 22,681.76 and 5,258.27 is: 7,888.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,118.45 : 22,681.76 = 5,258.27 : x
  2. Step 2: Convert to fraction form
    15,118.45/22,681.76 = 5,258.27/x
  3. Step 3: Cross multiply
    15,118.45x = 22,681.76 × 5,258.27
  4. Step 4: Simplify right side
    15,118.45x = 119,266,848.57
  5. Step 5: Solve for x
    x = 119,266,848.57/15,118.45
  6. Step 6: Final answer
    x = 7,888.83

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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.