Home / 63,811.02-95,730.36-19,436.60

Finding the Fourth Proportional to 63,811.02, 95,730.36 and 19,436.60

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Solution

The fourth proportional to 63,811.02, 95,730.36 and 19,436.60 is: 29,159.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,811.02 : 95,730.36 = 19,436.60 : x
  2. Step 2: Convert to fraction form
    63,811.02/95,730.36 = 19,436.60/x
  3. Step 3: Cross multiply
    63,811.02x = 95,730.36 × 19,436.60
  4. Step 4: Simplify right side
    63,811.02x = 1,860,672,715.18
  5. Step 5: Solve for x
    x = 1,860,672,715.18/63,811.02
  6. Step 6: Final answer
    x = 29,159.11

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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.