Home / 22,835.74-31,513.51-12,764.60

Finding the Fourth Proportional to 22,835.74, 31,513.51 and 12,764.60

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Solution

The fourth proportional to 22,835.74, 31,513.51 and 12,764.60 is: 17,615.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,835.74 : 31,513.51 = 12,764.60 : x
  2. Step 2: Convert to fraction form
    22,835.74/31,513.51 = 12,764.60/x
  3. Step 3: Cross multiply
    22,835.74x = 31,513.51 × 12,764.60
  4. Step 4: Simplify right side
    22,835.74x = 402,257,431.77
  5. Step 5: Solve for x
    x = 402,257,431.77/22,835.74
  6. Step 6: Final answer
    x = 17,615.26

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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.