Home / 40,768.02-61,160.67-13,085.46

Finding the Fourth Proportional to 40,768.02, 61,160.67 and 13,085.46

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Solution

The fourth proportional to 40,768.02, 61,160.67 and 13,085.46 is: 19,630.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,768.02 : 61,160.67 = 13,085.46 : x
  2. Step 2: Convert to fraction form
    40,768.02/61,160.67 = 13,085.46/x
  3. Step 3: Cross multiply
    40,768.02x = 61,160.67 × 13,085.46
  4. Step 4: Simplify right side
    40,768.02x = 800,315,500.86
  5. Step 5: Solve for x
    x = 800,315,500.86/40,768.02
  6. Step 6: Final answer
    x = 19,630.96

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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.