Home / 55,034.32-75,955.40-30,836.93

Finding the Fourth Proportional to 55,034.32, 75,955.40 and 30,836.93

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Solution

The fourth proportional to 55,034.32, 75,955.40 and 30,836.93 is: 42,559.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,034.32 : 75,955.40 = 30,836.93 : x
  2. Step 2: Convert to fraction form
    55,034.32/75,955.40 = 30,836.93/x
  3. Step 3: Cross multiply
    55,034.32x = 75,955.40 × 30,836.93
  4. Step 4: Simplify right side
    55,034.32x = 2,342,230,818.96
  5. Step 5: Solve for x
    x = 2,342,230,818.96/55,034.32
  6. Step 6: Final answer
    x = 42,559.46

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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.