Home / 51,256.06-70,734.27-28,595.50

Finding the Fourth Proportional to 51,256.06, 70,734.27 and 28,595.50

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Solution

The fourth proportional to 51,256.06, 70,734.27 and 28,595.50 is: 39,462.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,256.06 : 70,734.27 = 28,595.50 : x
  2. Step 2: Convert to fraction form
    51,256.06/70,734.27 = 28,595.50/x
  3. Step 3: Cross multiply
    51,256.06x = 70,734.27 × 28,595.50
  4. Step 4: Simplify right side
    51,256.06x = 2,022,681,817.79
  5. Step 5: Solve for x
    x = 2,022,681,817.79/51,256.06
  6. Step 6: Final answer
    x = 39,462.30

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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.