Home / 56,574.68-78,064.38-32,696.75

Finding the Fourth Proportional to 56,574.68, 78,064.38 and 32,696.75

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Solution

The fourth proportional to 56,574.68, 78,064.38 and 32,696.75 is: 45,116.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,574.68 : 78,064.38 = 32,696.75 : x
  2. Step 2: Convert to fraction form
    56,574.68/78,064.38 = 32,696.75/x
  3. Step 3: Cross multiply
    56,574.68x = 78,064.38 × 32,696.75
  4. Step 4: Simplify right side
    56,574.68x = 2,552,451,516.77
  5. Step 5: Solve for x
    x = 2,552,451,516.77/56,574.68
  6. Step 6: Final answer
    x = 45,116.50

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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.