Home / 47,209.21-65,148.72-25,988.32

Finding the Fourth Proportional to 47,209.21, 65,148.72 and 25,988.32

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Solution

The fourth proportional to 47,209.21, 65,148.72 and 25,988.32 is: 35,863.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,209.21 : 65,148.72 = 25,988.32 : x
  2. Step 2: Convert to fraction form
    47,209.21/65,148.72 = 25,988.32/x
  3. Step 3: Cross multiply
    47,209.21x = 65,148.72 × 25,988.32
  4. Step 4: Simplify right side
    47,209.21x = 1,693,105,782.95
  5. Step 5: Solve for x
    x = 1,693,105,782.95/47,209.21
  6. Step 6: Final answer
    x = 35,863.89

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1.5x scale

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.