Home / 19,603.90-29,407.61-5,564.14

Finding the Fourth Proportional to 19,603.90, 29,407.61 and 5,564.14

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Solution

The fourth proportional to 19,603.90, 29,407.61 and 5,564.14 is: 8,346.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,603.90 : 29,407.61 = 5,564.14 : x
  2. Step 2: Convert to fraction form
    19,603.90/29,407.61 = 5,564.14/x
  3. Step 3: Cross multiply
    19,603.90x = 29,407.61 × 5,564.14
  4. Step 4: Simplify right side
    19,603.90x = 163,628,059.11
  5. Step 5: Solve for x
    x = 163,628,059.11/19,603.90
  6. Step 6: Final answer
    x = 8,346.71

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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.