Home / 35,430.70-53,153.55-11,736.90

Finding the Fourth Proportional to 35,430.70, 53,153.55 and 11,736.90

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Solution

The fourth proportional to 35,430.70, 53,153.55 and 11,736.90 is: 17,607.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,430.70 : 53,153.55 = 11,736.90 : x
  2. Step 2: Convert to fraction form
    35,430.70/53,153.55 = 11,736.90/x
  3. Step 3: Cross multiply
    35,430.70x = 53,153.55 × 11,736.90
  4. Step 4: Simplify right side
    35,430.70x = 623,857,901.00
  5. Step 5: Solve for x
    x = 623,857,901.00/35,430.70
  6. Step 6: Final answer
    x = 17,607.83

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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.