Home / 51,064.46-70,440.19-30,641.24

Finding the Fourth Proportional to 51,064.46, 70,440.19 and 30,641.24

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Solution

The fourth proportional to 51,064.46, 70,440.19 and 30,641.24 is: 42,267.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,064.46 : 70,440.19 = 30,641.24 : x
  2. Step 2: Convert to fraction form
    51,064.46/70,440.19 = 30,641.24/x
  3. Step 3: Cross multiply
    51,064.46x = 70,440.19 × 30,641.24
  4. Step 4: Simplify right side
    51,064.46x = 2,158,374,767.44
  5. Step 5: Solve for x
    x = 2,158,374,767.44/51,064.46
  6. Step 6: Final answer
    x = 42,267.65

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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.