Home / 31,750.07-47,583.84-13,008.83

Finding the Fourth Proportional to 31,750.07, 47,583.84 and 13,008.83

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Solution

The fourth proportional to 31,750.07, 47,583.84 and 13,008.83 is: 19,496.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,750.07 : 47,583.84 = 13,008.83 : x
  2. Step 2: Convert to fraction form
    31,750.07/47,583.84 = 13,008.83/x
  3. Step 3: Cross multiply
    31,750.07x = 47,583.84 × 13,008.83
  4. Step 4: Simplify right side
    31,750.07x = 619,010,085.31
  5. Step 5: Solve for x
    x = 619,010,085.31/31,750.07
  6. Step 6: Final answer
    x = 19,496.34

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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.