Home / 55,276.01-76,280.91-30,125.51

Finding the Fourth Proportional to 55,276.01, 76,280.91 and 30,125.51

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Solution

The fourth proportional to 55,276.01, 76,280.91 and 30,125.51 is: 41,573.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,276.01 : 76,280.91 = 30,125.51 : x
  2. Step 2: Convert to fraction form
    55,276.01/76,280.91 = 30,125.51/x
  3. Step 3: Cross multiply
    55,276.01x = 76,280.91 × 30,125.51
  4. Step 4: Simplify right side
    55,276.01x = 2,298,001,317.01
  5. Step 5: Solve for x
    x = 2,298,001,317.01/55,276.01
  6. Step 6: Final answer
    x = 41,573.21

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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.