Home / 25,312.11-37,968.21-8,672.28

Finding the Fourth Proportional to 25,312.11, 37,968.21 and 8,672.28

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Solution

The fourth proportional to 25,312.11, 37,968.21 and 8,672.28 is: 13,008.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,312.11 : 37,968.21 = 8,672.28 : x
  2. Step 2: Convert to fraction form
    25,312.11/37,968.21 = 8,672.28/x
  3. Step 3: Cross multiply
    25,312.11x = 37,968.21 × 8,672.28
  4. Step 4: Simplify right side
    25,312.11x = 329,270,948.22
  5. Step 5: Solve for x
    x = 329,270,948.22/25,312.11
  6. Step 6: Final answer
    x = 13,008.44

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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.