Home / 16,615.05-22,928.81-9,445.02

Finding the Fourth Proportional to 16,615.05, 22,928.81 and 9,445.02

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Solution

The fourth proportional to 16,615.05, 22,928.81 and 9,445.02 is: 13,034.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,615.05 : 22,928.81 = 9,445.02 : x
  2. Step 2: Convert to fraction form
    16,615.05/22,928.81 = 9,445.02/x
  3. Step 3: Cross multiply
    16,615.05x = 22,928.81 × 9,445.02
  4. Step 4: Simplify right side
    16,615.05x = 216,562,977.99
  5. Step 5: Solve for x
    x = 216,562,977.99/16,615.05
  6. Step 6: Final answer
    x = 13,034.14

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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.