Home / 42,601.02-63,905.13-11,437.98

Finding the Fourth Proportional to 42,601.02, 63,905.13 and 11,437.98

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Solution

The fourth proportional to 42,601.02, 63,905.13 and 11,437.98 is: 17,157.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,601.02 : 63,905.13 = 11,437.98 : x
  2. Step 2: Convert to fraction form
    42,601.02/63,905.13 = 11,437.98/x
  3. Step 3: Cross multiply
    42,601.02x = 63,905.13 × 11,437.98
  4. Step 4: Simplify right side
    42,601.02x = 730,945,598.84
  5. Step 5: Solve for x
    x = 730,945,598.84/42,601.02
  6. Step 6: Final answer
    x = 17,157.94

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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.