Home / 14,244.60-19,657.26-8,657.40

Finding the Fourth Proportional to 14,244.60, 19,657.26 and 8,657.40

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Solution

The fourth proportional to 14,244.60, 19,657.26 and 8,657.40 is: 11,947.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,244.60 : 19,657.26 = 8,657.40 : x
  2. Step 2: Convert to fraction form
    14,244.60/19,657.26 = 8,657.40/x
  3. Step 3: Cross multiply
    14,244.60x = 19,657.26 × 8,657.40
  4. Step 4: Simplify right side
    14,244.60x = 170,180,762.72
  5. Step 5: Solve for x
    x = 170,180,762.72/14,244.60
  6. Step 6: Final answer
    x = 11,947.04

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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.