Home / 56,733.81-78,280.79-32,859.06

Finding the Fourth Proportional to 56,733.81, 78,280.79 and 32,859.06

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Solution

The fourth proportional to 56,733.81, 78,280.79 and 32,859.06 is: 45,338.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,733.81 : 78,280.79 = 32,859.06 : x
  2. Step 2: Convert to fraction form
    56,733.81/78,280.79 = 32,859.06/x
  3. Step 3: Cross multiply
    56,733.81x = 78,280.79 × 32,859.06
  4. Step 4: Simplify right side
    56,733.81x = 2,572,233,175.46
  5. Step 5: Solve for x
    x = 2,572,233,175.46/56,733.81
  6. Step 6: Final answer
    x = 45,338.63

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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.