Home / 39,747.16-59,620.76-10,165.08

Finding the Fourth Proportional to 39,747.16, 59,620.76 and 10,165.08

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Solution

The fourth proportional to 39,747.16, 59,620.76 and 10,165.08 is: 15,247.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,747.16 : 59,620.76 = 10,165.08 : x
  2. Step 2: Convert to fraction form
    39,747.16/59,620.76 = 10,165.08/x
  3. Step 3: Cross multiply
    39,747.16x = 59,620.76 × 10,165.08
  4. Step 4: Simplify right side
    39,747.16x = 606,049,795.06
  5. Step 5: Solve for x
    x = 606,049,795.06/39,747.16
  6. Step 6: Final answer
    x = 15,247.63

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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.