Home / 23,295.64-32,145.54-13,605.40

Finding the Fourth Proportional to 23,295.64, 32,145.54 and 13,605.40

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Solution

The fourth proportional to 23,295.64, 32,145.54 and 13,605.40 is: 18,774.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,295.64 : 32,145.54 = 13,605.40 : x
  2. Step 2: Convert to fraction form
    23,295.64/32,145.54 = 13,605.40/x
  3. Step 3: Cross multiply
    23,295.64x = 32,145.54 × 13,605.40
  4. Step 4: Simplify right side
    23,295.64x = 437,352,929.92
  5. Step 5: Solve for x
    x = 437,352,929.92/23,295.64
  6. Step 6: Final answer
    x = 18,774.03

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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.