Home / 55,607.19-76,737.96-30,113.76

Finding the Fourth Proportional to 55,607.19, 76,737.96 and 30,113.76

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Solution

The fourth proportional to 55,607.19, 76,737.96 and 30,113.76 is: 41,557.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,607.19 : 76,737.96 = 30,113.76 : x
  2. Step 2: Convert to fraction form
    55,607.19/76,737.96 = 30,113.76/x
  3. Step 3: Cross multiply
    55,607.19x = 76,737.96 × 30,113.76
  4. Step 4: Simplify right side
    55,607.19x = 2,310,868,510.33
  5. Step 5: Solve for x
    x = 2,310,868,510.33/55,607.19
  6. Step 6: Final answer
    x = 41,557.01

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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.