Home / 22,829.56-31,506.41-13,875.32

Finding the Fourth Proportional to 22,829.56, 31,506.41 and 13,875.32

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Solution

The fourth proportional to 22,829.56, 31,506.41 and 13,875.32 is: 19,148.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,829.56 : 31,506.41 = 13,875.32 : x
  2. Step 2: Convert to fraction form
    22,829.56/31,506.41 = 13,875.32/x
  3. Step 3: Cross multiply
    22,829.56x = 31,506.41 × 13,875.32
  4. Step 4: Simplify right side
    22,829.56x = 437,161,520.80
  5. Step 5: Solve for x
    x = 437,161,520.80/22,829.56
  6. Step 6: Final answer
    x = 19,148.92

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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.