Home / 25,127.60-37,705.80-9,556.40

Finding the Fourth Proportional to 25,127.60, 37,705.80 and 9,556.40

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Solution

The fourth proportional to 25,127.60, 37,705.80 and 9,556.40 is: 14,340.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,127.60 : 37,705.80 = 9,556.40 : x
  2. Step 2: Convert to fraction form
    25,127.60/37,705.80 = 9,556.40/x
  3. Step 3: Cross multiply
    25,127.60x = 37,705.80 × 9,556.40
  4. Step 4: Simplify right side
    25,127.60x = 360,331,707.12
  5. Step 5: Solve for x
    x = 360,331,707.12/25,127.60
  6. Step 6: Final answer
    x = 14,340.08

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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.