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Finding the Fourth Proportional to 35,535.48, 53,308.02 and 13,043.16

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Solution

The fourth proportional to 35,535.48, 53,308.02 and 13,043.16 is: 19,566.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,535.48 : 53,308.02 = 13,043.16 : x
  2. Step 2: Convert to fraction form
    35,535.48/53,308.02 = 13,043.16/x
  3. Step 3: Cross multiply
    35,535.48x = 53,308.02 × 13,043.16
  4. Step 4: Simplify right side
    35,535.48x = 695,305,034.14
  5. Step 5: Solve for x
    x = 695,305,034.14/35,535.48
  6. Step 6: Final answer
    x = 19,566.50

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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.