Home / 47,852.79-71,808.23-17,888.84

Finding the Fourth Proportional to 47,852.79, 71,808.23 and 17,888.84

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Solution

The fourth proportional to 47,852.79, 71,808.23 and 17,888.84 is: 26,844.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,852.79 : 71,808.23 = 17,888.84 : x
  2. Step 2: Convert to fraction form
    47,852.79/71,808.23 = 17,888.84/x
  3. Step 3: Cross multiply
    47,852.79x = 71,808.23 × 17,888.84
  4. Step 4: Simplify right side
    47,852.79x = 1,284,565,937.15
  5. Step 5: Solve for x
    x = 1,284,565,937.15/47,852.79
  6. Step 6: Final answer
    x = 26,844.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.