Home / 19,035.24-28,557.70-7,345.32

Finding the Fourth Proportional to 19,035.24, 28,557.70 and 7,345.32

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Solution

The fourth proportional to 19,035.24, 28,557.70 and 7,345.32 is: 11,019.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,035.24 : 28,557.70 = 7,345.32 : x
  2. Step 2: Convert to fraction form
    19,035.24/28,557.70 = 7,345.32/x
  3. Step 3: Cross multiply
    19,035.24x = 28,557.70 × 7,345.32
  4. Step 4: Simplify right side
    19,035.24x = 209,765,444.96
  5. Step 5: Solve for x
    x = 209,765,444.96/19,035.24
  6. Step 6: Final answer
    x = 11,019.85

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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.