Home / 31,344.60-47,018.46-10,282.77

Finding the Fourth Proportional to 31,344.60, 47,018.46 and 10,282.77

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Solution

The fourth proportional to 31,344.60, 47,018.46 and 10,282.77 is: 15,424.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,344.60 : 47,018.46 = 10,282.77 : x
  2. Step 2: Convert to fraction form
    31,344.60/47,018.46 = 10,282.77/x
  3. Step 3: Cross multiply
    31,344.60x = 47,018.46 × 10,282.77
  4. Step 4: Simplify right side
    31,344.60x = 483,480,009.93
  5. Step 5: Solve for x
    x = 483,480,009.93/31,344.60
  6. Step 6: Final answer
    x = 15,424.67

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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.