Home / 49,460.64-68,254.20-28,235.76

Finding the Fourth Proportional to 49,460.64, 68,254.20 and 28,235.76

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Solution

The fourth proportional to 49,460.64, 68,254.20 and 28,235.76 is: 38,964.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,460.64 : 68,254.20 = 28,235.76 : x
  2. Step 2: Convert to fraction form
    49,460.64/68,254.20 = 28,235.76/x
  3. Step 3: Cross multiply
    49,460.64x = 68,254.20 × 28,235.76
  4. Step 4: Simplify right side
    49,460.64x = 1,927,209,210.19
  5. Step 5: Solve for x
    x = 1,927,209,210.19/49,460.64
  6. Step 6: Final answer
    x = 38,964.50

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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.