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Finding the Fourth Proportional to 35,290.68, 52,944.90 and 15,574.68

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Solution

The fourth proportional to 35,290.68, 52,944.90 and 15,574.68 is: 23,365.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,290.68 : 52,944.90 = 15,574.68 : x
  2. Step 2: Convert to fraction form
    35,290.68/52,944.90 = 15,574.68/x
  3. Step 3: Cross multiply
    35,290.68x = 52,944.90 × 15,574.68
  4. Step 4: Simplify right side
    35,290.68x = 824,599,875.13
  5. Step 5: Solve for x
    x = 824,599,875.13/35,290.68
  6. Step 6: Final answer
    x = 23,365.94

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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.