Home / 25,698.48-38,532.60-12,365.52

Finding the Fourth Proportional to 25,698.48, 38,532.60 and 12,365.52

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Solution

The fourth proportional to 25,698.48, 38,532.60 and 12,365.52 is: 18,541.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,698.48 : 38,532.60 = 12,365.52 : x
  2. Step 2: Convert to fraction form
    25,698.48/38,532.60 = 12,365.52/x
  3. Step 3: Cross multiply
    25,698.48x = 38,532.60 × 12,365.52
  4. Step 4: Simplify right side
    25,698.48x = 476,475,635.95
  5. Step 5: Solve for x
    x = 476,475,635.95/25,698.48
  6. Step 6: Final answer
    x = 18,541.00

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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.