Home / 42,220.10-58,256.61-26,309.54

Finding the Fourth Proportional to 42,220.10, 58,256.61 and 26,309.54

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Solution

The fourth proportional to 42,220.10, 58,256.61 and 26,309.54 is: 36,302.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,220.10 : 58,256.61 = 26,309.54 : x
  2. Step 2: Convert to fraction form
    42,220.10/58,256.61 = 26,309.54/x
  3. Step 3: Cross multiply
    42,220.10x = 58,256.61 × 26,309.54
  4. Step 4: Simplify right side
    42,220.10x = 1,532,704,611.06
  5. Step 5: Solve for x
    x = 1,532,704,611.06/42,220.10
  6. Step 6: Final answer
    x = 36,302.72

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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.