Home / 18,417.96-25,415.94-10,459.08

Finding the Fourth Proportional to 18,417.96, 25,415.94 and 10,459.08

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Solution

The fourth proportional to 18,417.96, 25,415.94 and 10,459.08 is: 14,433.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,417.96 : 25,415.94 = 10,459.08 : x
  2. Step 2: Convert to fraction form
    18,417.96/25,415.94 = 10,459.08/x
  3. Step 3: Cross multiply
    18,417.96x = 25,415.94 × 10,459.08
  4. Step 4: Simplify right side
    18,417.96x = 265,827,349.74
  5. Step 5: Solve for x
    x = 265,827,349.74/18,417.96
  6. Step 6: Final answer
    x = 14,433.05

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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.