Home / 19,022.28-28,547.42-9,027.06

Finding the Fourth Proportional to 19,022.28, 28,547.42 and 9,027.06

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Solution

The fourth proportional to 19,022.28, 28,547.42 and 9,027.06 is: 13,547.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,022.28 : 28,547.42 = 9,027.06 : x
  2. Step 2: Convert to fraction form
    19,022.28/28,547.42 = 9,027.06/x
  3. Step 3: Cross multiply
    19,022.28x = 28,547.42 × 9,027.06
  4. Step 4: Simplify right side
    19,022.28x = 257,699,273.19
  5. Step 5: Solve for x
    x = 257,699,273.19/19,022.28
  6. Step 6: Final answer
    x = 13,547.23

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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.