Home / 15,239.48-21,026.45-10,460.89

Finding the Fourth Proportional to 15,239.48, 21,026.45 and 10,460.89

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Solution

The fourth proportional to 15,239.48, 21,026.45 and 10,460.89 is: 14,433.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,239.48 : 21,026.45 = 10,460.89 : x
  2. Step 2: Convert to fraction form
    15,239.48/21,026.45 = 10,460.89/x
  3. Step 3: Cross multiply
    15,239.48x = 21,026.45 × 10,460.89
  4. Step 4: Simplify right side
    15,239.48x = 219,955,354.13
  5. Step 5: Solve for x
    x = 219,955,354.13/15,239.48
  6. Step 6: Final answer
    x = 14,433.26

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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.