Home / 45,340.85-62,550.95-28,315.53

Finding the Fourth Proportional to 45,340.85, 62,550.95 and 28,315.53

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Solution

The fourth proportional to 45,340.85, 62,550.95 and 28,315.53 is: 39,063.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,340.85 : 62,550.95 = 28,315.53 : x
  2. Step 2: Convert to fraction form
    45,340.85/62,550.95 = 28,315.53/x
  3. Step 3: Cross multiply
    45,340.85x = 62,550.95 × 28,315.53
  4. Step 4: Simplify right side
    45,340.85x = 1,771,163,394.24
  5. Step 5: Solve for x
    x = 1,771,163,394.24/45,340.85
  6. Step 6: Final answer
    x = 39,063.31

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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.