Home / 55,602.36-76,733.10-30,453.24

Finding the Fourth Proportional to 55,602.36, 76,733.10 and 30,453.24

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Solution

The fourth proportional to 55,602.36, 76,733.10 and 30,453.24 is: 42,026.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,602.36 : 76,733.10 = 30,453.24 : x
  2. Step 2: Convert to fraction form
    55,602.36/76,733.10 = 30,453.24/x
  3. Step 3: Cross multiply
    55,602.36x = 76,733.10 × 30,453.24
  4. Step 4: Simplify right side
    55,602.36x = 2,336,771,510.24
  5. Step 5: Solve for x
    x = 2,336,771,510.24/55,602.36
  6. Step 6: Final answer
    x = 42,026.48

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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.