Home / 22,291.40-33,434.04-15,607.64

Finding the Fourth Proportional to 22,291.40, 33,434.04 and 15,607.64

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Solution

The fourth proportional to 22,291.40, 33,434.04 and 15,607.64 is: 23,409.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,291.40 : 33,434.04 = 15,607.64 : x
  2. Step 2: Convert to fraction form
    22,291.40/33,434.04 = 15,607.64/x
  3. Step 3: Cross multiply
    22,291.40x = 33,434.04 × 15,607.64
  4. Step 4: Simplify right side
    22,291.40x = 521,826,460.07
  5. Step 5: Solve for x
    x = 521,826,460.07/22,291.40
  6. Step 6: Final answer
    x = 23,409.32

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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.