Home / 15,160.63-22,713.23-10,990.29

Finding the Fourth Proportional to 15,160.63, 22,713.23 and 10,990.29

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Solution

The fourth proportional to 15,160.63, 22,713.23 and 10,990.29 is: 16,465.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,160.63 : 22,713.23 = 10,990.29 : x
  2. Step 2: Convert to fraction form
    15,160.63/22,713.23 = 10,990.29/x
  3. Step 3: Cross multiply
    15,160.63x = 22,713.23 × 10,990.29
  4. Step 4: Simplify right side
    15,160.63x = 249,624,984.54
  5. Step 5: Solve for x
    x = 249,624,984.54/15,160.63
  6. Step 6: Final answer
    x = 16,465.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.