Home / 55,615.20-83,423.10-14,062.20

Finding the Fourth Proportional to 55,615.20, 83,423.10 and 14,062.20

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Solution

The fourth proportional to 55,615.20, 83,423.10 and 14,062.20 is: 21,093.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,615.20 : 83,423.10 = 14,062.20 : x
  2. Step 2: Convert to fraction form
    55,615.20/83,423.10 = 14,062.20/x
  3. Step 3: Cross multiply
    55,615.20x = 83,423.10 × 14,062.20
  4. Step 4: Simplify right side
    55,615.20x = 1,173,112,316.82
  5. Step 5: Solve for x
    x = 1,173,112,316.82/55,615.20
  6. Step 6: Final answer
    x = 21,093.38

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1.5x scale

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.