Home / 26,878.86-37,088.64-14,942.16

Finding the Fourth Proportional to 26,878.86, 37,088.64 and 14,942.16

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Solution

The fourth proportional to 26,878.86, 37,088.64 and 14,942.16 is: 20,617.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,878.86 : 37,088.64 = 14,942.16 : x
  2. Step 2: Convert to fraction form
    26,878.86/37,088.64 = 14,942.16/x
  3. Step 3: Cross multiply
    26,878.86x = 37,088.64 × 14,942.16
  4. Step 4: Simplify right side
    26,878.86x = 554,184,393.06
  5. Step 5: Solve for x
    x = 554,184,393.06/26,878.86
  6. Step 6: Final answer
    x = 20,617.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.