Home / 31,587.56-47,392.22-14,069.48

Finding the Fourth Proportional to 31,587.56, 47,392.22 and 14,069.48

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Solution

The fourth proportional to 31,587.56, 47,392.22 and 14,069.48 is: 21,109.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,587.56 : 47,392.22 = 14,069.48 : x
  2. Step 2: Convert to fraction form
    31,587.56/47,392.22 = 14,069.48/x
  3. Step 3: Cross multiply
    31,587.56x = 47,392.22 × 14,069.48
  4. Step 4: Simplify right side
    31,587.56x = 666,783,891.45
  5. Step 5: Solve for x
    x = 666,783,891.45/31,587.56
  6. Step 6: Final answer
    x = 21,109.07

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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.