Home / 12,631.48-18,938.75-6,054.08

Finding the Fourth Proportional to 12,631.48, 18,938.75 and 6,054.08

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Solution

The fourth proportional to 12,631.48, 18,938.75 and 6,054.08 is: 9,077.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,631.48 : 18,938.75 = 6,054.08 : x
  2. Step 2: Convert to fraction form
    12,631.48/18,938.75 = 6,054.08/x
  3. Step 3: Cross multiply
    12,631.48x = 18,938.75 × 6,054.08
  4. Step 4: Simplify right side
    12,631.48x = 114,656,582.64
  5. Step 5: Solve for x
    x = 114,656,582.64/12,631.48
  6. Step 6: Final answer
    x = 9,077.05

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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.