Home / 57,265.04-79,026.18-31,423.41

Finding the Fourth Proportional to 57,265.04, 79,026.18 and 31,423.41

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Solution

The fourth proportional to 57,265.04, 79,026.18 and 31,423.41 is: 43,364.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,265.04 : 79,026.18 = 31,423.41 : x
  2. Step 2: Convert to fraction form
    57,265.04/79,026.18 = 31,423.41/x
  3. Step 3: Cross multiply
    57,265.04x = 79,026.18 × 31,423.41
  4. Step 4: Simplify right side
    57,265.04x = 2,483,272,054.87
  5. Step 5: Solve for x
    x = 2,483,272,054.87/57,265.04
  6. Step 6: Final answer
    x = 43,364.54

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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.