Home / 13,264.86-18,305.01-7,296.18

Finding the Fourth Proportional to 13,264.86, 18,305.01 and 7,296.18

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Solution

The fourth proportional to 13,264.86, 18,305.01 and 7,296.18 is: 10,068.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,264.86 : 18,305.01 = 7,296.18 : x
  2. Step 2: Convert to fraction form
    13,264.86/18,305.01 = 7,296.18/x
  3. Step 3: Cross multiply
    13,264.86x = 18,305.01 × 7,296.18
  4. Step 4: Simplify right side
    13,264.86x = 133,556,647.86
  5. Step 5: Solve for x
    x = 133,556,647.86/13,264.86
  6. Step 6: Final answer
    x = 10,068.46

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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.