Home / 23,400.04-32,288.32-13,328.68

Finding the Fourth Proportional to 23,400.04, 32,288.32 and 13,328.68

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Solution

The fourth proportional to 23,400.04, 32,288.32 and 13,328.68 is: 18,391.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,400.04 : 32,288.32 = 13,328.68 : x
  2. Step 2: Convert to fraction form
    23,400.04/32,288.32 = 13,328.68/x
  3. Step 3: Cross multiply
    23,400.04x = 32,288.32 × 13,328.68
  4. Step 4: Simplify right side
    23,400.04x = 430,360,590.69
  5. Step 5: Solve for x
    x = 430,360,590.69/23,400.04
  6. Step 6: Final answer
    x = 18,391.45

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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.