Home / 17,294.51-23,866.65-10,128.89

Finding the Fourth Proportional to 17,294.51, 23,866.65 and 10,128.89

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Solution

The fourth proportional to 17,294.51, 23,866.65 and 10,128.89 is: 13,978.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,294.51 : 23,866.65 = 10,128.89 : x
  2. Step 2: Convert to fraction form
    17,294.51/23,866.65 = 10,128.89/x
  3. Step 3: Cross multiply
    17,294.51x = 23,866.65 × 10,128.89
  4. Step 4: Simplify right side
    17,294.51x = 241,742,553.19
  5. Step 5: Solve for x
    x = 241,742,553.19/17,294.51
  6. Step 6: Final answer
    x = 13,978.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.