Home / 51,233.58-70,702.29-28,574.58

Finding the Fourth Proportional to 51,233.58, 70,702.29 and 28,574.58

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Solution

The fourth proportional to 51,233.58, 70,702.29 and 28,574.58 is: 39,432.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,233.58 : 70,702.29 = 28,574.58 : x
  2. Step 2: Convert to fraction form
    51,233.58/70,702.29 = 28,574.58/x
  3. Step 3: Cross multiply
    51,233.58x = 70,702.29 × 28,574.58
  4. Step 4: Simplify right side
    51,233.58x = 2,020,288,241.79
  5. Step 5: Solve for x
    x = 2,020,288,241.79/51,233.58
  6. Step 6: Final answer
    x = 39,432.89

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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.