Home / 34,764.66-47,975.09-18,848.70

Finding the Fourth Proportional to 34,764.66, 47,975.09 and 18,848.70

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Solution

The fourth proportional to 34,764.66, 47,975.09 and 18,848.70 is: 26,011.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,764.66 : 47,975.09 = 18,848.70 : x
  2. Step 2: Convert to fraction form
    34,764.66/47,975.09 = 18,848.70/x
  3. Step 3: Cross multiply
    34,764.66x = 47,975.09 × 18,848.70
  4. Step 4: Simplify right side
    34,764.66x = 904,267,984.64
  5. Step 5: Solve for x
    x = 904,267,984.64/34,764.66
  6. Step 6: Final answer
    x = 26,011.13

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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.