Home / 17,228.79-23,779.43-10,512.98

Finding the Fourth Proportional to 17,228.79, 23,779.43 and 10,512.98

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Solution

The fourth proportional to 17,228.79, 23,779.43 and 10,512.98 is: 14,510.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,228.79 : 23,779.43 = 10,512.98 : x
  2. Step 2: Convert to fraction form
    17,228.79/23,779.43 = 10,512.98/x
  3. Step 3: Cross multiply
    17,228.79x = 23,779.43 × 10,512.98
  4. Step 4: Simplify right side
    17,228.79x = 249,992,638.84
  5. Step 5: Solve for x
    x = 249,992,638.84/17,228.79
  6. Step 6: Final answer
    x = 14,510.17

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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.