Home / 15,954.42-22,022.04-10,916.76

Finding the Fourth Proportional to 15,954.42, 22,022.04 and 10,916.76

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Solution

The fourth proportional to 15,954.42, 22,022.04 and 10,916.76 is: 15,068.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,954.42 : 22,022.04 = 10,916.76 : x
  2. Step 2: Convert to fraction form
    15,954.42/22,022.04 = 10,916.76/x
  3. Step 3: Cross multiply
    15,954.42x = 22,022.04 × 10,916.76
  4. Step 4: Simplify right side
    15,954.42x = 240,409,325.39
  5. Step 5: Solve for x
    x = 240,409,325.39/15,954.42
  6. Step 6: Final answer
    x = 15,068.51

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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.