Home / 13,352.07-18,406.21-10,510.34

Finding the Fourth Proportional to 13,352.07, 18,406.21 and 10,510.34

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Solution

The fourth proportional to 13,352.07, 18,406.21 and 10,510.34 is: 14,488.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,352.07 : 18,406.21 = 10,510.34 : x
  2. Step 2: Convert to fraction form
    13,352.07/18,406.21 = 10,510.34/x
  3. Step 3: Cross multiply
    13,352.07x = 18,406.21 × 10,510.34
  4. Step 4: Simplify right side
    13,352.07x = 193,455,525.21
  5. Step 5: Solve for x
    x = 193,455,525.21/13,352.07
  6. Step 6: Final answer
    x = 14,488.80

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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.