Home / 13,298.76-19,948.70-5,903.32

Finding the Fourth Proportional to 13,298.76, 19,948.70 and 5,903.32

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Solution

The fourth proportional to 13,298.76, 19,948.70 and 5,903.32 is: 8,855.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,298.76 : 19,948.70 = 5,903.32 : x
  2. Step 2: Convert to fraction form
    13,298.76/19,948.70 = 5,903.32/x
  3. Step 3: Cross multiply
    13,298.76x = 19,948.70 × 5,903.32
  4. Step 4: Simplify right side
    13,298.76x = 117,763,559.68
  5. Step 5: Solve for x
    x = 117,763,559.68/13,298.76
  6. Step 6: Final answer
    x = 8,855.23

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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.