Home / 31,846.07-47,750.63-13,104.92

Finding the Fourth Proportional to 31,846.07, 47,750.63 and 13,104.92

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Solution

The fourth proportional to 31,846.07, 47,750.63 and 13,104.92 is: 19,649.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,846.07 : 47,750.63 = 13,104.92 : x
  2. Step 2: Convert to fraction form
    31,846.07/47,750.63 = 13,104.92/x
  3. Step 3: Cross multiply
    31,846.07x = 47,750.63 × 13,104.92
  4. Step 4: Simplify right side
    31,846.07x = 625,767,881.82
  5. Step 5: Solve for x
    x = 625,767,881.82/31,846.07
  6. Step 6: Final answer
    x = 19,649.77

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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.