Home / 32,007.09-47,990.10-13,300.05

Finding the Fourth Proportional to 32,007.09, 47,990.10 and 13,300.05

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Solution

The fourth proportional to 32,007.09, 47,990.10 and 13,300.05 is: 19,941.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,007.09 : 47,990.10 = 13,300.05 : x
  2. Step 2: Convert to fraction form
    32,007.09/47,990.10 = 13,300.05/x
  3. Step 3: Cross multiply
    32,007.09x = 47,990.10 × 13,300.05
  4. Step 4: Simplify right side
    32,007.09x = 638,270,729.51
  5. Step 5: Solve for x
    x = 638,270,729.51/32,007.09
  6. Step 6: Final answer
    x = 19,941.54

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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.