Home / 15,111.26-22,661.88-5,248.34

Finding the Fourth Proportional to 15,111.26, 22,661.88 and 5,248.34

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Solution

The fourth proportional to 15,111.26, 22,661.88 and 5,248.34 is: 7,870.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,111.26 : 22,661.88 = 5,248.34 : x
  2. Step 2: Convert to fraction form
    15,111.26/22,661.88 = 5,248.34/x
  3. Step 3: Cross multiply
    15,111.26x = 22,661.88 × 5,248.34
  4. Step 4: Simplify right side
    15,111.26x = 118,937,330.74
  5. Step 5: Solve for x
    x = 118,937,330.74/15,111.26
  6. Step 6: Final answer
    x = 7,870.78

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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.