Home / 23,428.37-32,332.01-13,355.19

Finding the Fourth Proportional to 23,428.37, 32,332.01 and 13,355.19

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Solution

The fourth proportional to 23,428.37, 32,332.01 and 13,355.19 is: 18,430.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,428.37 : 32,332.01 = 13,355.19 : x
  2. Step 2: Convert to fraction form
    23,428.37/32,332.01 = 13,355.19/x
  3. Step 3: Cross multiply
    23,428.37x = 32,332.01 × 13,355.19
  4. Step 4: Simplify right side
    23,428.37x = 431,800,069.86
  5. Step 5: Solve for x
    x = 431,800,069.86/23,428.37
  6. Step 6: Final answer
    x = 18,430.65

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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.