Home / 48,482.72-66,946.32-30,607.52

Finding the Fourth Proportional to 48,482.72, 66,946.32 and 30,607.52

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Solution

The fourth proportional to 48,482.72, 66,946.32 and 30,607.52 is: 42,263.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,482.72 : 66,946.32 = 30,607.52 : x
  2. Step 2: Convert to fraction form
    48,482.72/66,946.32 = 30,607.52/x
  3. Step 3: Cross multiply
    48,482.72x = 66,946.32 × 30,607.52
  4. Step 4: Simplify right side
    48,482.72x = 2,049,060,828.33
  5. Step 5: Solve for x
    x = 2,049,060,828.33/48,482.72
  6. Step 6: Final answer
    x = 42,263.73

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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.