Home / 34,251.68-51,038.88-30,763.20

Finding the Fourth Proportional to 34,251.68, 51,038.88 and 30,763.20

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Solution

The fourth proportional to 34,251.68, 51,038.88 and 30,763.20 is: 45,840.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,251.68 : 51,038.88 = 30,763.20 : x
  2. Step 2: Convert to fraction form
    34,251.68/51,038.88 = 30,763.20/x
  3. Step 3: Cross multiply
    34,251.68x = 51,038.88 × 30,763.20
  4. Step 4: Simplify right side
    34,251.68x = 1,570,119,273.22
  5. Step 5: Solve for x
    x = 1,570,119,273.22/34,251.68
  6. Step 6: Final answer
    x = 45,840.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.