Home / 40,752.50-56,220.63-28,826.06

Finding the Fourth Proportional to 40,752.50, 56,220.63 and 28,826.06

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Solution

The fourth proportional to 40,752.50, 56,220.63 and 28,826.06 is: 39,767.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,752.50 : 56,220.63 = 28,826.06 : x
  2. Step 2: Convert to fraction form
    40,752.50/56,220.63 = 28,826.06/x
  3. Step 3: Cross multiply
    40,752.50x = 56,220.63 × 28,826.06
  4. Step 4: Simplify right side
    40,752.50x = 1,620,619,253.62
  5. Step 5: Solve for x
    x = 1,620,619,253.62/40,752.50
  6. Step 6: Final answer
    x = 39,767.36

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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.