Home / 13,537.76-20,309.94-4,653.20

Finding the Fourth Proportional to 13,537.76, 20,309.94 and 4,653.20

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Solution

The fourth proportional to 13,537.76, 20,309.94 and 4,653.20 is: 6,980.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,537.76 : 20,309.94 = 4,653.20 : x
  2. Step 2: Convert to fraction form
    13,537.76/20,309.94 = 4,653.20/x
  3. Step 3: Cross multiply
    13,537.76x = 20,309.94 × 4,653.20
  4. Step 4: Simplify right side
    13,537.76x = 94,506,263.58
  5. Step 5: Solve for x
    x = 94,506,263.58/13,537.76
  6. Step 6: Final answer
    x = 6,980.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.