Home / 34,480.36-47,554.02-21,209.32

Finding the Fourth Proportional to 34,480.36, 47,554.02 and 21,209.32

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Solution

The fourth proportional to 34,480.36, 47,554.02 and 21,209.32 is: 29,251.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,480.36 : 47,554.02 = 21,209.32 : x
  2. Step 2: Convert to fraction form
    34,480.36/47,554.02 = 21,209.32/x
  3. Step 3: Cross multiply
    34,480.36x = 47,554.02 × 21,209.32
  4. Step 4: Simplify right side
    34,480.36x = 1,008,588,427.47
  5. Step 5: Solve for x
    x = 1,008,588,427.47/34,480.36
  6. Step 6: Final answer
    x = 29,251.10

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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.