Home / 38,821.02-53,518.76-32,828.64

Finding the Fourth Proportional to 38,821.02, 53,518.76 and 32,828.64

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Solution

The fourth proportional to 38,821.02, 53,518.76 and 32,828.64 is: 45,257.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,821.02 : 53,518.76 = 32,828.64 : x
  2. Step 2: Convert to fraction form
    38,821.02/53,518.76 = 32,828.64/x
  3. Step 3: Cross multiply
    38,821.02x = 53,518.76 × 32,828.64
  4. Step 4: Simplify right side
    38,821.02x = 1,756,948,105.29
  5. Step 5: Solve for x
    x = 1,756,948,105.29/38,821.02
  6. Step 6: Final answer
    x = 45,257.65

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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.