Home / 35,700.12-53,564.87-15,699.32

Finding the Fourth Proportional to 35,700.12, 53,564.87 and 15,699.32

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Solution

The fourth proportional to 35,700.12, 53,564.87 and 15,699.32 is: 23,555.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,700.12 : 53,564.87 = 15,699.32 : x
  2. Step 2: Convert to fraction form
    35,700.12/53,564.87 = 15,699.32/x
  3. Step 3: Cross multiply
    35,700.12x = 53,564.87 × 15,699.32
  4. Step 4: Simplify right side
    35,700.12x = 840,931,956.39
  5. Step 5: Solve for x
    x = 840,931,956.39/35,700.12
  6. Step 6: Final answer
    x = 23,555.44

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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.