Home / 23,135.67-31,925.93-13,066.16

Finding the Fourth Proportional to 23,135.67, 31,925.93 and 13,066.16

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Solution

The fourth proportional to 23,135.67, 31,925.93 and 13,066.16 is: 18,030.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,135.67 : 31,925.93 = 13,066.16 : x
  2. Step 2: Convert to fraction form
    23,135.67/31,925.93 = 13,066.16/x
  3. Step 3: Cross multiply
    23,135.67x = 31,925.93 × 13,066.16
  4. Step 4: Simplify right side
    23,135.67x = 417,149,149.90
  5. Step 5: Solve for x
    x = 417,149,149.90/23,135.67
  6. Step 6: Final answer
    x = 18,030.56

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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.