Home / 31,852.02-47,761.64-14,306.80

Finding the Fourth Proportional to 31,852.02, 47,761.64 and 14,306.80

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Solution

The fourth proportional to 31,852.02, 47,761.64 and 14,306.80 is: 21,452.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,852.02 : 47,761.64 = 14,306.80 : x
  2. Step 2: Convert to fraction form
    31,852.02/47,761.64 = 14,306.80/x
  3. Step 3: Cross multiply
    31,852.02x = 47,761.64 × 14,306.80
  4. Step 4: Simplify right side
    31,852.02x = 683,316,231.15
  5. Step 5: Solve for x
    x = 683,316,231.15/31,852.02
  6. Step 6: Final answer
    x = 21,452.84

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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.