Home / 13,302.83-18,357.84-7,253.40

Finding the Fourth Proportional to 13,302.83, 18,357.84 and 7,253.40

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Solution

The fourth proportional to 13,302.83, 18,357.84 and 7,253.40 is: 10,009.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,302.83 : 18,357.84 = 7,253.40 : x
  2. Step 2: Convert to fraction form
    13,302.83/18,357.84 = 7,253.40/x
  3. Step 3: Cross multiply
    13,302.83x = 18,357.84 × 7,253.40
  4. Step 4: Simplify right side
    13,302.83x = 133,156,722.24
  5. Step 5: Solve for x
    x = 133,156,722.24/13,302.83
  6. Step 6: Final answer
    x = 10,009.65

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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.