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Finding the Fourth Proportional to 48,955.47, 73,433.07 and 13,895.16

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Solution

The fourth proportional to 48,955.47, 73,433.07 and 13,895.16 is: 20,842.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,955.47 : 73,433.07 = 13,895.16 : x
  2. Step 2: Convert to fraction form
    48,955.47/73,433.07 = 13,895.16/x
  3. Step 3: Cross multiply
    48,955.47x = 73,433.07 × 13,895.16
  4. Step 4: Simplify right side
    48,955.47x = 1,020,364,256.94
  5. Step 5: Solve for x
    x = 1,020,364,256.94/48,955.47
  6. Step 6: Final answer
    x = 20,842.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.