Home / 40,611.31-60,916.28-16,931.57

Finding the Fourth Proportional to 40,611.31, 60,916.28 and 16,931.57

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Solution

The fourth proportional to 40,611.31, 60,916.28 and 16,931.57 is: 25,397.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,611.31 : 60,916.28 = 16,931.57 : x
  2. Step 2: Convert to fraction form
    40,611.31/60,916.28 = 16,931.57/x
  3. Step 3: Cross multiply
    40,611.31x = 60,916.28 × 16,931.57
  4. Step 4: Simplify right side
    40,611.31x = 1,031,407,917.34
  5. Step 5: Solve for x
    x = 1,031,407,917.34/40,611.31
  6. Step 6: Final answer
    x = 25,397.06

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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.