Home / 30,619.08-45,889.47-26,654.13

Finding the Fourth Proportional to 30,619.08, 45,889.47 and 26,654.13

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Solution

The fourth proportional to 30,619.08, 45,889.47 and 26,654.13 is: 39,947.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,619.08 : 45,889.47 = 26,654.13 : x
  2. Step 2: Convert to fraction form
    30,619.08/45,889.47 = 26,654.13/x
  3. Step 3: Cross multiply
    30,619.08x = 45,889.47 × 26,654.13
  4. Step 4: Simplify right side
    30,619.08x = 1,223,143,899.01
  5. Step 5: Solve for x
    x = 1,223,143,899.01/30,619.08
  6. Step 6: Final answer
    x = 39,947.11

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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.