Home / 35,307.77-48,726.25-20,205.17

Finding the Fourth Proportional to 35,307.77, 48,726.25 and 20,205.17

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Solution

The fourth proportional to 35,307.77, 48,726.25 and 20,205.17 is: 27,884.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,307.77 : 48,726.25 = 20,205.17 : x
  2. Step 2: Convert to fraction form
    35,307.77/48,726.25 = 20,205.17/x
  3. Step 3: Cross multiply
    35,307.77x = 48,726.25 × 20,205.17
  4. Step 4: Simplify right side
    35,307.77x = 984,521,870.57
  5. Step 5: Solve for x
    x = 984,521,870.57/35,307.77
  6. Step 6: Final answer
    x = 27,884.00

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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.