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Finding the Fourth Proportional to 35,458.76, 53,187.98 and 10,498.96

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Solution

The fourth proportional to 35,458.76, 53,187.98 and 10,498.96 is: 15,748.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,458.76 : 53,187.98 = 10,498.96 : x
  2. Step 2: Convert to fraction form
    35,458.76/53,187.98 = 10,498.96/x
  3. Step 3: Cross multiply
    35,458.76x = 53,187.98 × 10,498.96
  4. Step 4: Simplify right side
    35,458.76x = 558,418,474.50
  5. Step 5: Solve for x
    x = 558,418,474.50/35,458.76
  6. Step 6: Final answer
    x = 15,748.39

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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.