Home / 34,586.59-47,729.67-19,479.51

Finding the Fourth Proportional to 34,586.59, 47,729.67 and 19,479.51

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Solution

The fourth proportional to 34,586.59, 47,729.67 and 19,479.51 is: 26,881.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,586.59 : 47,729.67 = 19,479.51 : x
  2. Step 2: Convert to fraction form
    34,586.59/47,729.67 = 19,479.51/x
  3. Step 3: Cross multiply
    34,586.59x = 47,729.67 × 19,479.51
  4. Step 4: Simplify right side
    34,586.59x = 929,750,584.06
  5. Step 5: Solve for x
    x = 929,750,584.06/34,586.59
  6. Step 6: Final answer
    x = 26,881.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.