Home / 25,667.77-35,420.78-14,336.93

Finding the Fourth Proportional to 25,667.77, 35,420.78 and 14,336.93

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Solution

The fourth proportional to 25,667.77, 35,420.78 and 14,336.93 is: 19,784.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,667.77 : 35,420.78 = 14,336.93 : x
  2. Step 2: Convert to fraction form
    25,667.77/35,420.78 = 14,336.93/x
  3. Step 3: Cross multiply
    25,667.77x = 35,420.78 × 14,336.93
  4. Step 4: Simplify right side
    25,667.77x = 507,825,066.30
  5. Step 5: Solve for x
    x = 507,825,066.30/25,667.77
  6. Step 6: Final answer
    x = 19,784.55

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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.