Home / 14,269.10-21,403.65-10,040.90

Finding the Fourth Proportional to 14,269.10, 21,403.65 and 10,040.90

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Solution

The fourth proportional to 14,269.10, 21,403.65 and 10,040.90 is: 15,061.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,269.10 : 21,403.65 = 10,040.90 : x
  2. Step 2: Convert to fraction form
    14,269.10/21,403.65 = 10,040.90/x
  3. Step 3: Cross multiply
    14,269.10x = 21,403.65 × 10,040.90
  4. Step 4: Simplify right side
    14,269.10x = 214,911,909.29
  5. Step 5: Solve for x
    x = 214,911,909.29/14,269.10
  6. Step 6: Final answer
    x = 15,061.35

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1.5x scale

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.