Home / 55,706.07-76,870.80-33,047.13

Finding the Fourth Proportional to 55,706.07, 76,870.80 and 33,047.13

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Solution

The fourth proportional to 55,706.07, 76,870.80 and 33,047.13 is: 45,602.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,706.07 : 76,870.80 = 33,047.13 : x
  2. Step 2: Convert to fraction form
    55,706.07/76,870.80 = 33,047.13/x
  3. Step 3: Cross multiply
    55,706.07x = 76,870.80 × 33,047.13
  4. Step 4: Simplify right side
    55,706.07x = 2,540,359,320.80
  5. Step 5: Solve for x
    x = 2,540,359,320.80/55,706.07
  6. Step 6: Final answer
    x = 45,602.92

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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.