Home / 47,272.32-70,908.16-14,440.32

Finding the Fourth Proportional to 47,272.32, 70,908.16 and 14,440.32

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Solution

The fourth proportional to 47,272.32, 70,908.16 and 14,440.32 is: 21,660.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,272.32 : 70,908.16 = 14,440.32 : x
  2. Step 2: Convert to fraction form
    47,272.32/70,908.16 = 14,440.32/x
  3. Step 3: Cross multiply
    47,272.32x = 70,908.16 × 14,440.32
  4. Step 4: Simplify right side
    47,272.32x = 1,023,936,521.01
  5. Step 5: Solve for x
    x = 1,023,936,521.01/47,272.32
  6. Step 6: Final answer
    x = 21,660.38

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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.