Home / 31,706.06-47,559.03-9,519.40

Finding the Fourth Proportional to 31,706.06, 47,559.03 and 9,519.40

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Solution

The fourth proportional to 31,706.06, 47,559.03 and 9,519.40 is: 14,279.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,706.06 : 47,559.03 = 9,519.40 : x
  2. Step 2: Convert to fraction form
    31,706.06/47,559.03 = 9,519.40/x
  3. Step 3: Cross multiply
    31,706.06x = 47,559.03 × 9,519.40
  4. Step 4: Simplify right side
    31,706.06x = 452,733,430.18
  5. Step 5: Solve for x
    x = 452,733,430.18/31,706.06
  6. Step 6: Final answer
    x = 14,279.08

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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.