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Finding the Fourth Proportional to 35,598.48, 53,397.72 and 13,416.84

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Solution

The fourth proportional to 35,598.48, 53,397.72 and 13,416.84 is: 20,125.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,598.48 : 53,397.72 = 13,416.84 : x
  2. Step 2: Convert to fraction form
    35,598.48/53,397.72 = 13,416.84/x
  3. Step 3: Cross multiply
    35,598.48x = 53,397.72 × 13,416.84
  4. Step 4: Simplify right side
    35,598.48x = 716,428,398.62
  5. Step 5: Solve for x
    x = 716,428,398.62/35,598.48
  6. Step 6: Final answer
    x = 20,125.25

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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.