Home / 14,685.48-20,269.10-11,492.46

Finding the Fourth Proportional to 14,685.48, 20,269.10 and 11,492.46

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Solution

The fourth proportional to 14,685.48, 20,269.10 and 11,492.46 is: 15,862.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,685.48 : 20,269.10 = 11,492.46 : x
  2. Step 2: Convert to fraction form
    14,685.48/20,269.10 = 11,492.46/x
  3. Step 3: Cross multiply
    14,685.48x = 20,269.10 × 11,492.46
  4. Step 4: Simplify right side
    14,685.48x = 232,941,849.72
  5. Step 5: Solve for x
    x = 232,941,849.72/14,685.48
  6. Step 6: Final answer
    x = 15,862.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.