Home / 26,921.94-37,151.48-14,985

Finding the Fourth Proportional to 26,921.94, 37,151.48 and 14,985

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Solution

The fourth proportional to 26,921.94, 37,151.48 and 14,985 is: 20,678.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,921.94 : 37,151.48 = 14,985 : x
  2. Step 2: Convert to fraction form
    26,921.94/37,151.48 = 14,985/x
  3. Step 3: Cross multiply
    26,921.94x = 37,151.48 × 14,985
  4. Step 4: Simplify right side
    26,921.94x = 556,714,927.80
  5. Step 5: Solve for x
    x = 556,714,927.80/26,921.94
  6. Step 6: Final answer
    x = 20,678.86

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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.