Home / 13,053.71-18,002.52-10,535.02

Finding the Fourth Proportional to 13,053.71, 18,002.52 and 10,535.02

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Solution

The fourth proportional to 13,053.71, 18,002.52 and 10,535.02 is: 14,528.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,053.71 : 18,002.52 = 10,535.02 : x
  2. Step 2: Convert to fraction form
    13,053.71/18,002.52 = 10,535.02/x
  3. Step 3: Cross multiply
    13,053.71x = 18,002.52 × 10,535.02
  4. Step 4: Simplify right side
    13,053.71x = 189,656,863.24
  5. Step 5: Solve for x
    x = 189,656,863.24/13,053.71
  6. Step 6: Final answer
    x = 14,528.96

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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.