Home / 13,298.01-18,357.33-9,472.11

Finding the Fourth Proportional to 13,298.01, 18,357.33 and 9,472.11

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Solution

The fourth proportional to 13,298.01, 18,357.33 and 9,472.11 is: 13,075.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,298.01 : 18,357.33 = 9,472.11 : x
  2. Step 2: Convert to fraction form
    13,298.01/18,357.33 = 9,472.11/x
  3. Step 3: Cross multiply
    13,298.01x = 18,357.33 × 9,472.11
  4. Step 4: Simplify right side
    13,298.01x = 173,882,649.07
  5. Step 5: Solve for x
    x = 173,882,649.07/13,298.01
  6. Step 6: Final answer
    x = 13,075.84

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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.