Home / 51,276.91-70,742.40-32,123.35

Finding the Fourth Proportional to 51,276.91, 70,742.40 and 32,123.35

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Solution

The fourth proportional to 51,276.91, 70,742.40 and 32,123.35 is: 44,317.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,276.91 : 70,742.40 = 32,123.35 : x
  2. Step 2: Convert to fraction form
    51,276.91/70,742.40 = 32,123.35/x
  3. Step 3: Cross multiply
    51,276.91x = 70,742.40 × 32,123.35
  4. Step 4: Simplify right side
    51,276.91x = 2,272,482,521.33
  5. Step 5: Solve for x
    x = 2,272,482,521.33/51,276.91
  6. Step 6: Final answer
    x = 44,317.86

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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.