Home / 31,678.36-47,551.02-23,368.12

Finding the Fourth Proportional to 31,678.36, 47,551.02 and 23,368.12

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Solution

The fourth proportional to 31,678.36, 47,551.02 and 23,368.12 is: 35,076.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,678.36 : 47,551.02 = 23,368.12 : x
  2. Step 2: Convert to fraction form
    31,678.36/47,551.02 = 23,368.12/x
  3. Step 3: Cross multiply
    31,678.36x = 47,551.02 × 23,368.12
  4. Step 4: Simplify right side
    31,678.36x = 1,111,177,941.48
  5. Step 5: Solve for x
    x = 1,111,177,941.48/31,678.36
  6. Step 6: Final answer
    x = 35,076.88

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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.