Home / 31,948.63-47,922.93-8,575.07

Finding the Fourth Proportional to 31,948.63, 47,922.93 and 8,575.07

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Solution

The fourth proportional to 31,948.63, 47,922.93 and 8,575.07 is: 12,862.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,948.63 : 47,922.93 = 8,575.07 : x
  2. Step 2: Convert to fraction form
    31,948.63/47,922.93 = 8,575.07/x
  3. Step 3: Cross multiply
    31,948.63x = 47,922.93 × 8,575.07
  4. Step 4: Simplify right side
    31,948.63x = 410,942,261.18
  5. Step 5: Solve for x
    x = 410,942,261.18/31,948.63
  6. Step 6: Final answer
    x = 12,862.60

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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.