Home / 37,423.14-51,643.98-20,656.14

Finding the Fourth Proportional to 37,423.14, 51,643.98 and 20,656.14

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Solution

The fourth proportional to 37,423.14, 51,643.98 and 20,656.14 is: 28,505.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,423.14 : 51,643.98 = 20,656.14 : x
  2. Step 2: Convert to fraction form
    37,423.14/51,643.98 = 20,656.14/x
  3. Step 3: Cross multiply
    37,423.14x = 51,643.98 × 20,656.14
  4. Step 4: Simplify right side
    37,423.14x = 1,066,765,281.04
  5. Step 5: Solve for x
    x = 1,066,765,281.04/37,423.14
  6. Step 6: Final answer
    x = 28,505.50

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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.