Home / 55,833.84-77,047.92-30,684.24

Finding the Fourth Proportional to 55,833.84, 77,047.92 and 30,684.24

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Solution

The fourth proportional to 55,833.84, 77,047.92 and 30,684.24 is: 42,342.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,833.84 : 77,047.92 = 30,684.24 : x
  2. Step 2: Convert to fraction form
    55,833.84/77,047.92 = 30,684.24/x
  3. Step 3: Cross multiply
    55,833.84x = 77,047.92 × 30,684.24
  4. Step 4: Simplify right side
    55,833.84x = 2,364,156,868.78
  5. Step 5: Solve for x
    x = 2,364,156,868.78/55,833.84
  6. Step 6: Final answer
    x = 42,342.72

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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.