Home / 13,995.40-19,315.01-10,452.46

Finding the Fourth Proportional to 13,995.40, 19,315.01 and 10,452.46

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Solution

The fourth proportional to 13,995.40, 19,315.01 and 10,452.46 is: 14,425.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,995.40 : 19,315.01 = 10,452.46 : x
  2. Step 2: Convert to fraction form
    13,995.40/19,315.01 = 10,452.46/x
  3. Step 3: Cross multiply
    13,995.40x = 19,315.01 × 10,452.46
  4. Step 4: Simplify right side
    13,995.40x = 201,889,347.27
  5. Step 5: Solve for x
    x = 201,889,347.27/13,995.40
  6. Step 6: Final answer
    x = 14,425.41

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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.