Home / 19,326.48-26,665.74-12,250.32

Finding the Fourth Proportional to 19,326.48, 26,665.74 and 12,250.32

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Solution

The fourth proportional to 19,326.48, 26,665.74 and 12,250.32 is: 16,902.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,326.48 : 26,665.74 = 12,250.32 : x
  2. Step 2: Convert to fraction form
    19,326.48/26,665.74 = 12,250.32/x
  3. Step 3: Cross multiply
    19,326.48x = 26,665.74 × 12,250.32
  4. Step 4: Simplify right side
    19,326.48x = 326,663,848.04
  5. Step 5: Solve for x
    x = 326,663,848.04/19,326.48
  6. Step 6: Final answer
    x = 16,902.40

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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.