Home / 19,449.72-26,822.64-14,426.45

Finding the Fourth Proportional to 19,449.72, 26,822.64 and 14,426.45

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Solution

The fourth proportional to 19,449.72, 26,822.64 and 14,426.45 is: 19,895.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,449.72 : 26,822.64 = 14,426.45 : x
  2. Step 2: Convert to fraction form
    19,449.72/26,822.64 = 14,426.45/x
  3. Step 3: Cross multiply
    19,449.72x = 26,822.64 × 14,426.45
  4. Step 4: Simplify right side
    19,449.72x = 386,955,646.28
  5. Step 5: Solve for x
    x = 386,955,646.28/19,449.72
  6. Step 6: Final answer
    x = 19,895.18

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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.