Home / 26,670.84-40,011.93-9,135.96

Finding the Fourth Proportional to 26,670.84, 40,011.93 and 9,135.96

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Solution

The fourth proportional to 26,670.84, 40,011.93 and 9,135.96 is: 13,705.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,670.84 : 40,011.93 = 9,135.96 : x
  2. Step 2: Convert to fraction form
    26,670.84/40,011.93 = 9,135.96/x
  3. Step 3: Cross multiply
    26,670.84x = 40,011.93 × 9,135.96
  4. Step 4: Simplify right side
    26,670.84x = 365,547,392.00
  5. Step 5: Solve for x
    x = 365,547,392.00/26,670.84
  6. Step 6: Final answer
    x = 13,705.88

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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.