Home / 47,080.21-64,971.15-25,859.47

Finding the Fourth Proportional to 47,080.21, 64,971.15 and 25,859.47

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Solution

The fourth proportional to 47,080.21, 64,971.15 and 25,859.47 is: 35,686.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,080.21 : 64,971.15 = 25,859.47 : x
  2. Step 2: Convert to fraction form
    47,080.21/64,971.15 = 25,859.47/x
  3. Step 3: Cross multiply
    47,080.21x = 64,971.15 × 25,859.47
  4. Step 4: Simplify right side
    47,080.21x = 1,680,119,374.99
  5. Step 5: Solve for x
    x = 1,680,119,374.99/47,080.21
  6. Step 6: Final answer
    x = 35,686.32

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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.