Home / 34,359.40-51,543.90-14,637.80

Finding the Fourth Proportional to 34,359.40, 51,543.90 and 14,637.80

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Solution

The fourth proportional to 34,359.40, 51,543.90 and 14,637.80 is: 21,958.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,359.40 : 51,543.90 = 14,637.80 : x
  2. Step 2: Convert to fraction form
    34,359.40/51,543.90 = 14,637.80/x
  3. Step 3: Cross multiply
    34,359.40x = 51,543.90 × 14,637.80
  4. Step 4: Simplify right side
    34,359.40x = 754,489,299.42
  5. Step 5: Solve for x
    x = 754,489,299.42/34,359.40
  6. Step 6: Final answer
    x = 21,958.74

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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.