Home / 38,041.56-52,499.16-21,045.72

Finding the Fourth Proportional to 38,041.56, 52,499.16 and 21,045.72

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Solution

The fourth proportional to 38,041.56, 52,499.16 and 21,045.72 is: 29,044.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,041.56 : 52,499.16 = 21,045.72 : x
  2. Step 2: Convert to fraction form
    38,041.56/52,499.16 = 21,045.72/x
  3. Step 3: Cross multiply
    38,041.56x = 52,499.16 × 21,045.72
  4. Step 4: Simplify right side
    38,041.56x = 1,104,882,621.60
  5. Step 5: Solve for x
    x = 1,104,882,621.60/38,041.56
  6. Step 6: Final answer
    x = 29,044.09

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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.