Home / 51,088.50-70,506.45-28,736.82

Finding the Fourth Proportional to 51,088.50, 70,506.45 and 28,736.82

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Solution

The fourth proportional to 51,088.50, 70,506.45 and 28,736.82 is: 39,659.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,088.50 : 70,506.45 = 28,736.82 : x
  2. Step 2: Convert to fraction form
    51,088.50/70,506.45 = 28,736.82/x
  3. Step 3: Cross multiply
    51,088.50x = 70,506.45 × 28,736.82
  4. Step 4: Simplify right side
    51,088.50x = 2,026,131,162.49
  5. Step 5: Solve for x
    x = 2,026,131,162.49/51,088.50
  6. Step 6: Final answer
    x = 39,659.24

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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.