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Finding the Fourth Proportional to 35,545.88, 53,306.52 and 19,774.88

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Solution

The fourth proportional to 35,545.88, 53,306.52 and 19,774.88 is: 29,655.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,545.88 : 53,306.52 = 19,774.88 : x
  2. Step 2: Convert to fraction form
    35,545.88/53,306.52 = 19,774.88/x
  3. Step 3: Cross multiply
    35,545.88x = 53,306.52 × 19,774.88
  4. Step 4: Simplify right side
    35,545.88x = 1,054,130,036.22
  5. Step 5: Solve for x
    x = 1,054,130,036.22/35,545.88
  6. Step 6: Final answer
    x = 29,655.48

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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.