Home / 14,159.70-21,220.35-10,050.90

Finding the Fourth Proportional to 14,159.70, 21,220.35 and 10,050.90

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Solution

The fourth proportional to 14,159.70, 21,220.35 and 10,050.90 is: 15,062.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,159.70 : 21,220.35 = 10,050.90 : x
  2. Step 2: Convert to fraction form
    14,159.70/21,220.35 = 10,050.90/x
  3. Step 3: Cross multiply
    14,159.70x = 21,220.35 × 10,050.90
  4. Step 4: Simplify right side
    14,159.70x = 213,283,615.82
  5. Step 5: Solve for x
    x = 213,283,615.82/14,159.70
  6. Step 6: Final answer
    x = 15,062.72

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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.