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Finding the Fourth Proportional to 35,398.48, 53,085.08 and 11,701.68

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Solution

The fourth proportional to 35,398.48, 53,085.08 and 11,701.68 is: 17,548.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,398.48 : 53,085.08 = 11,701.68 : x
  2. Step 2: Convert to fraction form
    35,398.48/53,085.08 = 11,701.68/x
  3. Step 3: Cross multiply
    35,398.48x = 53,085.08 × 11,701.68
  4. Step 4: Simplify right side
    35,398.48x = 621,184,618.93
  5. Step 5: Solve for x
    x = 621,184,618.93/35,398.48
  6. Step 6: Final answer
    x = 17,548.34

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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.