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Finding the Fourth Proportional to 44,941.50, 67,420.16 and 15,352.40

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Solution

The fourth proportional to 44,941.50, 67,420.16 and 15,352.40 is: 23,031.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,941.50 : 67,420.16 = 15,352.40 : x
  2. Step 2: Convert to fraction form
    44,941.50/67,420.16 = 15,352.40/x
  3. Step 3: Cross multiply
    44,941.50x = 67,420.16 × 15,352.40
  4. Step 4: Simplify right side
    44,941.50x = 1,035,061,264.38
  5. Step 5: Solve for x
    x = 1,035,061,264.38/44,941.50
  6. Step 6: Final answer
    x = 23,031.30

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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.