Home / 26,988.96-40,484.16-9,459.84

Finding the Fourth Proportional to 26,988.96, 40,484.16 and 9,459.84

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Solution

The fourth proportional to 26,988.96, 40,484.16 and 9,459.84 is: 14,190.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,988.96 : 40,484.16 = 9,459.84 : x
  2. Step 2: Convert to fraction form
    26,988.96/40,484.16 = 9,459.84/x
  3. Step 3: Cross multiply
    26,988.96x = 40,484.16 × 9,459.84
  4. Step 4: Simplify right side
    26,988.96x = 382,973,676.13
  5. Step 5: Solve for x
    x = 382,973,676.13/26,988.96
  6. Step 6: Final answer
    x = 14,190.01

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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.