Home / 26,424.81-39,631.46-8,894.25

Finding the Fourth Proportional to 26,424.81, 39,631.46 and 8,894.25

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Solution

The fourth proportional to 26,424.81, 39,631.46 and 8,894.25 is: 13,339.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,424.81 : 39,631.46 = 8,894.25 : x
  2. Step 2: Convert to fraction form
    26,424.81/39,631.46 = 8,894.25/x
  3. Step 3: Cross multiply
    26,424.81x = 39,631.46 × 8,894.25
  4. Step 4: Simplify right side
    26,424.81x = 352,492,068.63
  5. Step 5: Solve for x
    x = 352,492,068.63/26,424.81
  6. Step 6: Final answer
    x = 13,339.44

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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.