Home / 51,920.37-71,650.13-28,047.04

Finding the Fourth Proportional to 51,920.37, 71,650.13 and 28,047.04

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Solution

The fourth proportional to 51,920.37, 71,650.13 and 28,047.04 is: 38,704.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,920.37 : 71,650.13 = 28,047.04 : x
  2. Step 2: Convert to fraction form
    51,920.37/71,650.13 = 28,047.04/x
  3. Step 3: Cross multiply
    51,920.37x = 71,650.13 × 28,047.04
  4. Step 4: Simplify right side
    51,920.37x = 2,009,574,062.12
  5. Step 5: Solve for x
    x = 2,009,574,062.12/51,920.37
  6. Step 6: Final answer
    x = 38,704.93

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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.