Home / 23,426.54-32,328.50-13,355.40

Finding the Fourth Proportional to 23,426.54, 32,328.50 and 13,355.40

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Solution

The fourth proportional to 23,426.54, 32,328.50 and 13,355.40 is: 18,430.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,426.54 : 32,328.50 = 13,355.40 : x
  2. Step 2: Convert to fraction form
    23,426.54/32,328.50 = 13,355.40/x
  3. Step 3: Cross multiply
    23,426.54x = 32,328.50 × 13,355.40
  4. Step 4: Simplify right side
    23,426.54x = 431,760,048.90
  5. Step 5: Solve for x
    x = 431,760,048.90/23,426.54
  6. Step 6: Final answer
    x = 18,430.38

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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.