Home / 36,547.61-54,821.31-14,345.45

Finding the Fourth Proportional to 36,547.61, 54,821.31 and 14,345.45

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Solution

The fourth proportional to 36,547.61, 54,821.31 and 14,345.45 is: 21,518.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,547.61 : 54,821.31 = 14,345.45 : x
  2. Step 2: Convert to fraction form
    36,547.61/54,821.31 = 14,345.45/x
  3. Step 3: Cross multiply
    36,547.61x = 54,821.31 × 14,345.45
  4. Step 4: Simplify right side
    36,547.61x = 786,436,087.43
  5. Step 5: Solve for x
    x = 786,436,087.43/36,547.61
  6. Step 6: Final answer
    x = 21,518.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.