Home / 13,309.39-19,953.25-4,984.74

Finding the Fourth Proportional to 13,309.39, 19,953.25 and 4,984.74

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Solution

The fourth proportional to 13,309.39, 19,953.25 and 4,984.74 is: 7,473.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,309.39 : 19,953.25 = 4,984.74 : x
  2. Step 2: Convert to fraction form
    13,309.39/19,953.25 = 4,984.74/x
  3. Step 3: Cross multiply
    13,309.39x = 19,953.25 × 4,984.74
  4. Step 4: Simplify right side
    13,309.39x = 99,461,763.41
  5. Step 5: Solve for x
    x = 99,461,763.41/13,309.39
  6. Step 6: Final answer
    x = 7,473.05

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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.