Home / 13,262.58-18,302.40-7,294.86

Finding the Fourth Proportional to 13,262.58, 18,302.40 and 7,294.86

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Solution

The fourth proportional to 13,262.58, 18,302.40 and 7,294.86 is: 10,066.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,262.58 : 18,302.40 = 7,294.86 : x
  2. Step 2: Convert to fraction form
    13,262.58/18,302.40 = 7,294.86/x
  3. Step 3: Cross multiply
    13,262.58x = 18,302.40 × 7,294.86
  4. Step 4: Simplify right side
    13,262.58x = 133,513,445.66
  5. Step 5: Solve for x
    x = 133,513,445.66/13,262.58
  6. Step 6: Final answer
    x = 10,066.93

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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.