Home / 43,007.10-64,510.65-33,165.60

Finding the Fourth Proportional to 43,007.10, 64,510.65 and 33,165.60

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Solution

The fourth proportional to 43,007.10, 64,510.65 and 33,165.60 is: 49,748.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,007.10 : 64,510.65 = 33,165.60 : x
  2. Step 2: Convert to fraction form
    43,007.10/64,510.65 = 33,165.60/x
  3. Step 3: Cross multiply
    43,007.10x = 64,510.65 × 33,165.60
  4. Step 4: Simplify right side
    43,007.10x = 2,139,534,413.64
  5. Step 5: Solve for x
    x = 2,139,534,413.64/43,007.10
  6. Step 6: Final answer
    x = 49,748.40

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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.