Home / 15,492.41-23,225.67-7,178.39

Finding the Fourth Proportional to 15,492.41, 23,225.67 and 7,178.39

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Solution

The fourth proportional to 15,492.41, 23,225.67 and 7,178.39 is: 10,761.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,492.41 : 23,225.67 = 7,178.39 : x
  2. Step 2: Convert to fraction form
    15,492.41/23,225.67 = 7,178.39/x
  3. Step 3: Cross multiply
    15,492.41x = 23,225.67 × 7,178.39
  4. Step 4: Simplify right side
    15,492.41x = 166,722,881.38
  5. Step 5: Solve for x
    x = 166,722,881.38/15,492.41
  6. Step 6: Final answer
    x = 10,761.59

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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.