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Finding the Fourth Proportional to 46,871.40, 70,314.41 and 15,274.11

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Solution

The fourth proportional to 46,871.40, 70,314.41 and 15,274.11 is: 22,913.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,871.40 : 70,314.41 = 15,274.11 : x
  2. Step 2: Convert to fraction form
    46,871.40/70,314.41 = 15,274.11/x
  3. Step 3: Cross multiply
    46,871.40x = 70,314.41 × 15,274.11
  4. Step 4: Simplify right side
    46,871.40x = 1,073,990,032.93
  5. Step 5: Solve for x
    x = 1,073,990,032.93/46,871.40
  6. Step 6: Final answer
    x = 22,913.55

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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.