Home / 35,407.11-48,860.41-19,491.21

Finding the Fourth Proportional to 35,407.11, 48,860.41 and 19,491.21

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Solution

The fourth proportional to 35,407.11, 48,860.41 and 19,491.21 is: 26,897.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,407.11 : 48,860.41 = 19,491.21 : x
  2. Step 2: Convert to fraction form
    35,407.11/48,860.41 = 19,491.21/x
  3. Step 3: Cross multiply
    35,407.11x = 48,860.41 × 19,491.21
  4. Step 4: Simplify right side
    35,407.11x = 952,348,512.00
  5. Step 5: Solve for x
    x = 952,348,512.00/35,407.11
  6. Step 6: Final answer
    x = 26,897.10

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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.