Home / 20,591.04-30,886.56-14,462.40

Finding the Fourth Proportional to 20,591.04, 30,886.56 and 14,462.40

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Solution

The fourth proportional to 20,591.04, 30,886.56 and 14,462.40 is: 21,693.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,591.04 : 30,886.56 = 14,462.40 : x
  2. Step 2: Convert to fraction form
    20,591.04/30,886.56 = 14,462.40/x
  3. Step 3: Cross multiply
    20,591.04x = 30,886.56 × 14,462.40
  4. Step 4: Simplify right side
    20,591.04x = 446,693,785.34
  5. Step 5: Solve for x
    x = 446,693,785.34/20,591.04
  6. Step 6: Final answer
    x = 21,693.60

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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.