Home / 28,368.29-42,552.48-11,710.03

Finding the Fourth Proportional to 28,368.29, 42,552.48 and 11,710.03

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Solution

The fourth proportional to 28,368.29, 42,552.48 and 11,710.03 is: 17,565.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,368.29 : 42,552.48 = 11,710.03 : x
  2. Step 2: Convert to fraction form
    28,368.29/42,552.48 = 11,710.03/x
  3. Step 3: Cross multiply
    28,368.29x = 42,552.48 × 11,710.03
  4. Step 4: Simplify right side
    28,368.29x = 498,290,817.37
  5. Step 5: Solve for x
    x = 498,290,817.37/28,368.29
  6. Step 6: Final answer
    x = 17,565.07

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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.