Home / 39,040.40-53,880.36-23,125.52

Finding the Fourth Proportional to 39,040.40, 53,880.36 and 23,125.52

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Solution

The fourth proportional to 39,040.40, 53,880.36 and 23,125.52 is: 31,915.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,040.40 : 53,880.36 = 23,125.52 : x
  2. Step 2: Convert to fraction form
    39,040.40/53,880.36 = 23,125.52/x
  3. Step 3: Cross multiply
    39,040.40x = 53,880.36 × 23,125.52
  4. Step 4: Simplify right side
    39,040.40x = 1,246,011,342.79
  5. Step 5: Solve for x
    x = 1,246,011,342.79/39,040.40
  6. Step 6: Final answer
    x = 31,915.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.