Home / 28,607.76-39,473.52-18,011.52

Finding the Fourth Proportional to 28,607.76, 39,473.52 and 18,011.52

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Solution

The fourth proportional to 28,607.76, 39,473.52 and 18,011.52 is: 24,852.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,607.76 : 39,473.52 = 18,011.52 : x
  2. Step 2: Convert to fraction form
    28,607.76/39,473.52 = 18,011.52/x
  3. Step 3: Cross multiply
    28,607.76x = 39,473.52 × 18,011.52
  4. Step 4: Simplify right side
    28,607.76x = 710,978,094.95
  5. Step 5: Solve for x
    x = 710,978,094.95/28,607.76
  6. Step 6: Final answer
    x = 24,852.63

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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.