Home / 34,599.32-47,739.12-20,444.48

Finding the Fourth Proportional to 34,599.32, 47,739.12 and 20,444.48

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Solution

The fourth proportional to 34,599.32, 47,739.12 and 20,444.48 is: 28,208.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,599.32 : 47,739.12 = 20,444.48 : x
  2. Step 2: Convert to fraction form
    34,599.32/47,739.12 = 20,444.48/x
  3. Step 3: Cross multiply
    34,599.32x = 47,739.12 × 20,444.48
  4. Step 4: Simplify right side
    34,599.32x = 976,001,484.06
  5. Step 5: Solve for x
    x = 976,001,484.06/34,599.32
  6. Step 6: Final answer
    x = 28,208.69

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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.