Home / 15,573.95-23,353.97-4,478.11

Finding the Fourth Proportional to 15,573.95, 23,353.97 and 4,478.11

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Solution

The fourth proportional to 15,573.95, 23,353.97 and 4,478.11 is: 6,715.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,573.95 : 23,353.97 = 4,478.11 : x
  2. Step 2: Convert to fraction form
    15,573.95/23,353.97 = 4,478.11/x
  3. Step 3: Cross multiply
    15,573.95x = 23,353.97 × 4,478.11
  4. Step 4: Simplify right side
    15,573.95x = 104,581,656.69
  5. Step 5: Solve for x
    x = 104,581,656.69/15,573.95
  6. Step 6: Final answer
    x = 6,715.17

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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.