Home / 19,667.01-29,509.56-9,130.26

Finding the Fourth Proportional to 19,667.01, 29,509.56 and 9,130.26

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Solution

The fourth proportional to 19,667.01, 29,509.56 and 9,130.26 is: 13,699.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,667.01 : 29,509.56 = 9,130.26 : x
  2. Step 2: Convert to fraction form
    19,667.01/29,509.56 = 9,130.26/x
  3. Step 3: Cross multiply
    19,667.01x = 29,509.56 × 9,130.26
  4. Step 4: Simplify right side
    19,667.01x = 269,429,955.29
  5. Step 5: Solve for x
    x = 269,429,955.29/19,667.01
  6. Step 6: Final answer
    x = 13,699.59

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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.