Home / 26,424.10-39,641.32-9,784.26

Finding the Fourth Proportional to 26,424.10, 39,641.32 and 9,784.26

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Solution

The fourth proportional to 26,424.10, 39,641.32 and 9,784.26 is: 14,678.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,424.10 : 39,641.32 = 9,784.26 : x
  2. Step 2: Convert to fraction form
    26,424.10/39,641.32 = 9,784.26/x
  3. Step 3: Cross multiply
    26,424.10x = 39,641.32 × 9,784.26
  4. Step 4: Simplify right side
    26,424.10x = 387,860,981.62
  5. Step 5: Solve for x
    x = 387,860,981.62/26,424.10
  6. Step 6: Final answer
    x = 14,678.30

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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.