Home / 30,448.95-45,677.11-10,723.47

Finding the Fourth Proportional to 30,448.95, 45,677.11 and 10,723.47

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Solution

The fourth proportional to 30,448.95, 45,677.11 and 10,723.47 is: 16,086.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,448.95 : 45,677.11 = 10,723.47 : x
  2. Step 2: Convert to fraction form
    30,448.95/45,677.11 = 10,723.47/x
  3. Step 3: Cross multiply
    30,448.95x = 45,677.11 × 10,723.47
  4. Step 4: Simplify right side
    30,448.95x = 489,817,118.77
  5. Step 5: Solve for x
    x = 489,817,118.77/30,448.95
  6. Step 6: Final answer
    x = 16,086.50

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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.