Home / 36,348.93-50,158.58-20,430.41

Finding the Fourth Proportional to 36,348.93, 50,158.58 and 20,430.41

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Solution

The fourth proportional to 36,348.93, 50,158.58 and 20,430.41 is: 28,192.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,348.93 : 50,158.58 = 20,430.41 : x
  2. Step 2: Convert to fraction form
    36,348.93/50,158.58 = 20,430.41/x
  3. Step 3: Cross multiply
    36,348.93x = 50,158.58 × 20,430.41
  4. Step 4: Simplify right side
    36,348.93x = 1,024,760,001.47
  5. Step 5: Solve for x
    x = 1,024,760,001.47/36,348.93
  6. Step 6: Final answer
    x = 28,192.30

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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.