Home / 32,570.88-44,926.56-20,621.76

Finding the Fourth Proportional to 32,570.88, 44,926.56 and 20,621.76

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Solution

The fourth proportional to 32,570.88, 44,926.56 and 20,621.76 is: 28,444.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,570.88 : 44,926.56 = 20,621.76 : x
  2. Step 2: Convert to fraction form
    32,570.88/44,926.56 = 20,621.76/x
  3. Step 3: Cross multiply
    32,570.88x = 44,926.56 × 20,621.76
  4. Step 4: Simplify right side
    32,570.88x = 926,464,737.95
  5. Step 5: Solve for x
    x = 926,464,737.95/32,570.88
  6. Step 6: Final answer
    x = 28,444.57

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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.