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Finding the Fourth Proportional to 35,575.58, 53,363.36 and 13,393.93

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Solution

The fourth proportional to 35,575.58, 53,363.36 and 13,393.93 is: 20,090.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,575.58 : 53,363.36 = 13,393.93 : x
  2. Step 2: Convert to fraction form
    35,575.58/53,363.36 = 13,393.93/x
  3. Step 3: Cross multiply
    35,575.58x = 53,363.36 × 13,393.93
  4. Step 4: Simplify right side
    35,575.58x = 714,745,008.48
  5. Step 5: Solve for x
    x = 714,745,008.48/35,575.58
  6. Step 6: Final answer
    x = 20,090.89

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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.