Home / 47,547.06-65,610.36-28,423.02

Finding the Fourth Proportional to 47,547.06, 65,610.36 and 28,423.02

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Solution

The fourth proportional to 47,547.06, 65,610.36 and 28,423.02 is: 39,221.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,547.06 : 65,610.36 = 28,423.02 : x
  2. Step 2: Convert to fraction form
    47,547.06/65,610.36 = 28,423.02/x
  3. Step 3: Cross multiply
    47,547.06x = 65,610.36 × 28,423.02
  4. Step 4: Simplify right side
    47,547.06x = 1,864,844,574.49
  5. Step 5: Solve for x
    x = 1,864,844,574.49/47,547.06
  6. Step 6: Final answer
    x = 39,221.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.