Home / 19,475.98-26,878.86-11,927.32

Finding the Fourth Proportional to 19,475.98, 26,878.86 and 11,927.32

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Solution

The fourth proportional to 19,475.98, 26,878.86 and 11,927.32 is: 16,460.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,475.98 : 26,878.86 = 11,927.32 : x
  2. Step 2: Convert to fraction form
    19,475.98/26,878.86 = 11,927.32/x
  3. Step 3: Cross multiply
    19,475.98x = 26,878.86 × 11,927.32
  4. Step 4: Simplify right side
    19,475.98x = 320,592,764.46
  5. Step 5: Solve for x
    x = 320,592,764.46/19,475.98
  6. Step 6: Final answer
    x = 16,460.93

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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.