Home / 18,848.24-28,275.40-5,699.51

Finding the Fourth Proportional to 18,848.24, 28,275.40 and 5,699.51

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Solution

The fourth proportional to 18,848.24, 28,275.40 and 5,699.51 is: 8,550.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,848.24 : 28,275.40 = 5,699.51 : x
  2. Step 2: Convert to fraction form
    18,848.24/28,275.40 = 5,699.51/x
  3. Step 3: Cross multiply
    18,848.24x = 28,275.40 × 5,699.51
  4. Step 4: Simplify right side
    18,848.24x = 161,155,925.05
  5. Step 5: Solve for x
    x = 161,155,925.05/18,848.24
  6. Step 6: Final answer
    x = 8,550.18

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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.