Home / 55,302.64-76,317.60-30,152.14

Finding the Fourth Proportional to 55,302.64, 76,317.60 and 30,152.14

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Solution

The fourth proportional to 55,302.64, 76,317.60 and 30,152.14 is: 41,609.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,302.64 : 76,317.60 = 30,152.14 : x
  2. Step 2: Convert to fraction form
    55,302.64/76,317.60 = 30,152.14/x
  3. Step 3: Cross multiply
    55,302.64x = 76,317.60 × 30,152.14
  4. Step 4: Simplify right side
    55,302.64x = 2,301,138,959.66
  5. Step 5: Solve for x
    x = 2,301,138,959.66/55,302.64
  6. Step 6: Final answer
    x = 41,609.93

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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.