Home / 23,250.23-32,085.36-12,639.63

Finding the Fourth Proportional to 23,250.23, 32,085.36 and 12,639.63

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Solution

The fourth proportional to 23,250.23, 32,085.36 and 12,639.63 is: 17,442.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,250.23 : 32,085.36 = 12,639.63 : x
  2. Step 2: Convert to fraction form
    23,250.23/32,085.36 = 12,639.63/x
  3. Step 3: Cross multiply
    23,250.23x = 32,085.36 × 12,639.63
  4. Step 4: Simplify right side
    23,250.23x = 405,547,078.82
  5. Step 5: Solve for x
    x = 405,547,078.82/23,250.23
  6. Step 6: Final answer
    x = 17,442.72

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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.