Home / 51,254.93-70,731.88-28,284.21

Finding the Fourth Proportional to 51,254.93, 70,731.88 and 28,284.21

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Solution

The fourth proportional to 51,254.93, 70,731.88 and 28,284.21 is: 39,032.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,254.93 : 70,731.88 = 28,284.21 : x
  2. Step 2: Convert to fraction form
    51,254.93/70,731.88 = 28,284.21/x
  3. Step 3: Cross multiply
    51,254.93x = 70,731.88 × 28,284.21
  4. Step 4: Simplify right side
    51,254.93x = 2,000,595,347.61
  5. Step 5: Solve for x
    x = 2,000,595,347.61/51,254.93
  6. Step 6: Final answer
    x = 39,032.26

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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.