Home / 21,642.24-29,848.98-14,926.32

Finding the Fourth Proportional to 21,642.24, 29,848.98 and 14,926.32

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Solution

The fourth proportional to 21,642.24, 29,848.98 and 14,926.32 is: 20,586.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,642.24 : 29,848.98 = 14,926.32 : x
  2. Step 2: Convert to fraction form
    21,642.24/29,848.98 = 14,926.32/x
  3. Step 3: Cross multiply
    21,642.24x = 29,848.98 × 14,926.32
  4. Step 4: Simplify right side
    21,642.24x = 445,535,427.15
  5. Step 5: Solve for x
    x = 445,535,427.15/21,642.24
  6. Step 6: Final answer
    x = 20,586.38

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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.