Home / 26,840.16-37,039.32-14,905.20

Finding the Fourth Proportional to 26,840.16, 37,039.32 and 14,905.20

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Solution

The fourth proportional to 26,840.16, 37,039.32 and 14,905.20 is: 20,569.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,840.16 : 37,039.32 = 14,905.20 : x
  2. Step 2: Convert to fraction form
    26,840.16/37,039.32 = 14,905.20/x
  3. Step 3: Cross multiply
    26,840.16x = 37,039.32 × 14,905.20
  4. Step 4: Simplify right side
    26,840.16x = 552,078,472.46
  5. Step 5: Solve for x
    x = 552,078,472.46/26,840.16
  6. Step 6: Final answer
    x = 20,569.12

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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.