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Finding the Fourth Proportional to 35,397.78, 53,097.08 and 12,026.04

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Solution

The fourth proportional to 35,397.78, 53,097.08 and 12,026.04 is: 18,039.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,397.78 : 53,097.08 = 12,026.04 : x
  2. Step 2: Convert to fraction form
    35,397.78/53,097.08 = 12,026.04/x
  3. Step 3: Cross multiply
    35,397.78x = 53,097.08 × 12,026.04
  4. Step 4: Simplify right side
    35,397.78x = 638,547,547.83
  5. Step 5: Solve for x
    x = 638,547,547.83/35,397.78
  6. Step 6: Final answer
    x = 18,039.20

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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.