Home / 55,718.64-83,574.04-26,142.96

Finding the Fourth Proportional to 55,718.64, 83,574.04 and 26,142.96

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Solution

The fourth proportional to 55,718.64, 83,574.04 and 26,142.96 is: 39,212.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,718.64 : 83,574.04 = 26,142.96 : x
  2. Step 2: Convert to fraction form
    55,718.64/83,574.04 = 26,142.96/x
  3. Step 3: Cross multiply
    55,718.64x = 83,574.04 × 26,142.96
  4. Step 4: Simplify right side
    55,718.64x = 2,184,872,784.76
  5. Step 5: Solve for x
    x = 2,184,872,784.76/55,718.64
  6. Step 6: Final answer
    x = 39,212.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.