Home / 34,476.39-47,582.55-21,055.43

Finding the Fourth Proportional to 34,476.39, 47,582.55 and 21,055.43

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Solution

The fourth proportional to 34,476.39, 47,582.55 and 21,055.43 is: 29,059.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,476.39 : 47,582.55 = 21,055.43 : x
  2. Step 2: Convert to fraction form
    34,476.39/47,582.55 = 21,055.43/x
  3. Step 3: Cross multiply
    34,476.39x = 47,582.55 × 21,055.43
  4. Step 4: Simplify right side
    34,476.39x = 1,001,871,050.75
  5. Step 5: Solve for x
    x = 1,001,871,050.75/34,476.39
  6. Step 6: Final answer
    x = 29,059.63

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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.