Home / 31,823.48-47,415.43-30,035

Finding the Fourth Proportional to 31,823.48, 47,415.43 and 30,035

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Solution

The fourth proportional to 31,823.48, 47,415.43 and 30,035 is: 44,750.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,823.48 : 47,415.43 = 30,035 : x
  2. Step 2: Convert to fraction form
    31,823.48/47,415.43 = 30,035/x
  3. Step 3: Cross multiply
    31,823.48x = 47,415.43 × 30,035
  4. Step 4: Simplify right side
    31,823.48x = 1,424,122,440.05
  5. Step 5: Solve for x
    x = 1,424,122,440.05/31,823.48
  6. Step 6: Final answer
    x = 44,750.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.