Home / 37,345.19-51,535.69-20,349.55

Finding the Fourth Proportional to 37,345.19, 51,535.69 and 20,349.55

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Solution

The fourth proportional to 37,345.19, 51,535.69 and 20,349.55 is: 28,082.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,345.19 : 51,535.69 = 20,349.55 : x
  2. Step 2: Convert to fraction form
    37,345.19/51,535.69 = 20,349.55/x
  3. Step 3: Cross multiply
    37,345.19x = 51,535.69 × 20,349.55
  4. Step 4: Simplify right side
    37,345.19x = 1,048,727,997.04
  5. Step 5: Solve for x
    x = 1,048,727,997.04/37,345.19
  6. Step 6: Final answer
    x = 28,082.01

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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.