Home / 45,056.34-67,588.02-13,464

Finding the Fourth Proportional to 45,056.34, 67,588.02 and 13,464

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Solution

The fourth proportional to 45,056.34, 67,588.02 and 13,464 is: 20,197.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,056.34 : 67,588.02 = 13,464 : x
  2. Step 2: Convert to fraction form
    45,056.34/67,588.02 = 13,464/x
  3. Step 3: Cross multiply
    45,056.34x = 67,588.02 × 13,464
  4. Step 4: Simplify right side
    45,056.34x = 910,005,101.28
  5. Step 5: Solve for x
    x = 910,005,101.28/45,056.34
  6. Step 6: Final answer
    x = 20,197.05

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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.