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Finding the Fourth Proportional to 35,466.91, 48,943.75 and 19,334.40

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Solution

The fourth proportional to 35,466.91, 48,943.75 and 19,334.40 is: 26,681.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,466.91 : 48,943.75 = 19,334.40 : x
  2. Step 2: Convert to fraction form
    35,466.91/48,943.75 = 19,334.40/x
  3. Step 3: Cross multiply
    35,466.91x = 48,943.75 × 19,334.40
  4. Step 4: Simplify right side
    35,466.91x = 946,298,040.00
  5. Step 5: Solve for x
    x = 946,298,040.00/35,466.91
  6. Step 6: Final answer
    x = 26,681.15

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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.