Home / 28,124.58-38,807.46-18,062.22

Finding the Fourth Proportional to 28,124.58, 38,807.46 and 18,062.22

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Solution

The fourth proportional to 28,124.58, 38,807.46 and 18,062.22 is: 24,923.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,124.58 : 38,807.46 = 18,062.22 : x
  2. Step 2: Convert to fraction form
    28,124.58/38,807.46 = 18,062.22/x
  3. Step 3: Cross multiply
    28,124.58x = 38,807.46 × 18,062.22
  4. Step 4: Simplify right side
    28,124.58x = 700,948,880.16
  5. Step 5: Solve for x
    x = 700,948,880.16/28,124.58
  6. Step 6: Final answer
    x = 24,923.00

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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.