Home / 42,853.76-59,143.47-25,867.75

Finding the Fourth Proportional to 42,853.76, 59,143.47 and 25,867.75

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Solution

The fourth proportional to 42,853.76, 59,143.47 and 25,867.75 is: 35,700.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,853.76 : 59,143.47 = 25,867.75 : x
  2. Step 2: Convert to fraction form
    42,853.76/59,143.47 = 25,867.75/x
  3. Step 3: Cross multiply
    42,853.76x = 59,143.47 × 25,867.75
  4. Step 4: Simplify right side
    42,853.76x = 1,529,908,496.09
  5. Step 5: Solve for x
    x = 1,529,908,496.09/42,853.76
  6. Step 6: Final answer
    x = 35,700.68

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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.