Home / 34,728.73-47,925.88-18,813.17

Finding the Fourth Proportional to 34,728.73, 47,925.88 and 18,813.17

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Solution

The fourth proportional to 34,728.73, 47,925.88 and 18,813.17 is: 25,962.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,728.73 : 47,925.88 = 18,813.17 : x
  2. Step 2: Convert to fraction form
    34,728.73/47,925.88 = 18,813.17/x
  3. Step 3: Cross multiply
    34,728.73x = 47,925.88 × 18,813.17
  4. Step 4: Simplify right side
    34,728.73x = 901,637,727.84
  5. Step 5: Solve for x
    x = 901,637,727.84/34,728.73
  6. Step 6: Final answer
    x = 25,962.30

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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.