Home / 49,303.80-68,041.98-28,089.72

Finding the Fourth Proportional to 49,303.80, 68,041.98 and 28,089.72

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Solution

The fourth proportional to 49,303.80, 68,041.98 and 28,089.72 is: 38,765.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,303.80 : 68,041.98 = 28,089.72 : x
  2. Step 2: Convert to fraction form
    49,303.80/68,041.98 = 28,089.72/x
  3. Step 3: Cross multiply
    49,303.80x = 68,041.98 × 28,089.72
  4. Step 4: Simplify right side
    49,303.80x = 1,911,280,166.45
  5. Step 5: Solve for x
    x = 1,911,280,166.45/49,303.80
  6. Step 6: Final answer
    x = 38,765.37

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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.