Home / 15,615.06-23,417.70-5,224.38

Finding the Fourth Proportional to 15,615.06, 23,417.70 and 5,224.38

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Solution

The fourth proportional to 15,615.06, 23,417.70 and 5,224.38 is: 7,834.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,615.06 : 23,417.70 = 5,224.38 : x
  2. Step 2: Convert to fraction form
    15,615.06/23,417.70 = 5,224.38/x
  3. Step 3: Cross multiply
    15,615.06x = 23,417.70 × 5,224.38
  4. Step 4: Simplify right side
    15,615.06x = 122,342,963.53
  5. Step 5: Solve for x
    x = 122,342,963.53/15,615.06
  6. Step 6: Final answer
    x = 7,834.93

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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.