Home / 15,543.95-23,320.48-5,013.76

Finding the Fourth Proportional to 15,543.95, 23,320.48 and 5,013.76

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Solution

The fourth proportional to 15,543.95, 23,320.48 and 5,013.76 is: 7,522.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,543.95 : 23,320.48 = 5,013.76 : x
  2. Step 2: Convert to fraction form
    15,543.95/23,320.48 = 5,013.76/x
  3. Step 3: Cross multiply
    15,543.95x = 23,320.48 × 5,013.76
  4. Step 4: Simplify right side
    15,543.95x = 116,923,218.97
  5. Step 5: Solve for x
    x = 116,923,218.97/15,543.95
  6. Step 6: Final answer
    x = 7,522.11

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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.