Home / 48,428.44-72,646.84-13,368.10

Finding the Fourth Proportional to 48,428.44, 72,646.84 and 13,368.10

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Solution

The fourth proportional to 48,428.44, 72,646.84 and 13,368.10 is: 20,053.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,428.44 : 72,646.84 = 13,368.10 : x
  2. Step 2: Convert to fraction form
    48,428.44/72,646.84 = 13,368.10/x
  3. Step 3: Cross multiply
    48,428.44x = 72,646.84 × 13,368.10
  4. Step 4: Simplify right side
    48,428.44x = 971,150,221.80
  5. Step 5: Solve for x
    x = 971,150,221.80/48,428.44
  6. Step 6: Final answer
    x = 20,053.30

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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.