Home / 13,303.95-18,358.04-7,335.26

Finding the Fourth Proportional to 13,303.95, 18,358.04 and 7,335.26

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Solution

The fourth proportional to 13,303.95, 18,358.04 and 7,335.26 is: 10,121.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,303.95 : 18,358.04 = 7,335.26 : x
  2. Step 2: Convert to fraction form
    13,303.95/18,358.04 = 7,335.26/x
  3. Step 3: Cross multiply
    13,303.95x = 18,358.04 × 7,335.26
  4. Step 4: Simplify right side
    13,303.95x = 134,660,996.49
  5. Step 5: Solve for x
    x = 134,660,996.49/13,303.95
  6. Step 6: Final answer
    x = 10,121.88

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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.