Home / 35,290.58-48,701.76-20,184.62

Finding the Fourth Proportional to 35,290.58, 48,701.76 and 20,184.62

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Solution

The fourth proportional to 35,290.58, 48,701.76 and 20,184.62 is: 27,855.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,290.58 : 48,701.76 = 20,184.62 : x
  2. Step 2: Convert to fraction form
    35,290.58/48,701.76 = 20,184.62/x
  3. Step 3: Cross multiply
    35,290.58x = 48,701.76 × 20,184.62
  4. Step 4: Simplify right side
    35,290.58x = 983,026,518.93
  5. Step 5: Solve for x
    x = 983,026,518.93/35,290.58
  6. Step 6: Final answer
    x = 27,855.21

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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.