Home / 31,706.76-47,561.34-14,176.74

Finding the Fourth Proportional to 31,706.76, 47,561.34 and 14,176.74

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Solution

The fourth proportional to 31,706.76, 47,561.34 and 14,176.74 is: 21,265.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,706.76 : 47,561.34 = 14,176.74 : x
  2. Step 2: Convert to fraction form
    31,706.76/47,561.34 = 14,176.74/x
  3. Step 3: Cross multiply
    31,706.76x = 47,561.34 × 14,176.74
  4. Step 4: Simplify right side
    31,706.76x = 674,264,751.23
  5. Step 5: Solve for x
    x = 674,264,751.23/31,706.76
  6. Step 6: Final answer
    x = 21,265.65

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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.