Home / 35,103.12-52,657.98-12,916.92

Finding the Fourth Proportional to 35,103.12, 52,657.98 and 12,916.92

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Solution

The fourth proportional to 35,103.12, 52,657.98 and 12,916.92 is: 19,376.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,103.12 : 52,657.98 = 12,916.92 : x
  2. Step 2: Convert to fraction form
    35,103.12/52,657.98 = 12,916.92/x
  3. Step 3: Cross multiply
    35,103.12x = 52,657.98 × 12,916.92
  4. Step 4: Simplify right side
    35,103.12x = 680,178,915.02
  5. Step 5: Solve for x
    x = 680,178,915.02/35,103.12
  6. Step 6: Final answer
    x = 19,376.59

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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.