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Finding the Fourth Proportional to 35,958.79, 53,938.13 and 9,663.53

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Solution

The fourth proportional to 35,958.79, 53,938.13 and 9,663.53 is: 14,495.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,958.79 : 53,938.13 = 9,663.53 : x
  2. Step 2: Convert to fraction form
    35,958.79/53,938.13 = 9,663.53/x
  3. Step 3: Cross multiply
    35,958.79x = 53,938.13 × 9,663.53
  4. Step 4: Simplify right side
    35,958.79x = 521,232,598.27
  5. Step 5: Solve for x
    x = 521,232,598.27/35,958.79
  6. Step 6: Final answer
    x = 14,495.28

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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.