Home / 26,538.18-39,807.81-9,007.98

Finding the Fourth Proportional to 26,538.18, 39,807.81 and 9,007.98

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Solution

The fourth proportional to 26,538.18, 39,807.81 and 9,007.98 is: 13,512.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,538.18 : 39,807.81 = 9,007.98 : x
  2. Step 2: Convert to fraction form
    26,538.18/39,807.81 = 9,007.98/x
  3. Step 3: Cross multiply
    26,538.18x = 39,807.81 × 9,007.98
  4. Step 4: Simplify right side
    26,538.18x = 358,587,956.32
  5. Step 5: Solve for x
    x = 358,587,956.32/26,538.18
  6. Step 6: Final answer
    x = 13,512.15

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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.