Home / 25,632.64-38,460.80-10,054.40

Finding the Fourth Proportional to 25,632.64, 38,460.80 and 10,054.40

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Solution

The fourth proportional to 25,632.64, 38,460.80 and 10,054.40 is: 15,086.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,632.64 : 38,460.80 = 10,054.40 : x
  2. Step 2: Convert to fraction form
    25,632.64/38,460.80 = 10,054.40/x
  3. Step 3: Cross multiply
    25,632.64x = 38,460.80 × 10,054.40
  4. Step 4: Simplify right side
    25,632.64x = 386,700,267.52
  5. Step 5: Solve for x
    x = 386,700,267.52/25,632.64
  6. Step 6: Final answer
    x = 15,086.24

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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.