Home / 19,127.48-26,395.82-10,513.86

Finding the Fourth Proportional to 19,127.48, 26,395.82 and 10,513.86

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Solution

The fourth proportional to 19,127.48, 26,395.82 and 10,513.86 is: 14,509.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,127.48 : 26,395.82 = 10,513.86 : x
  2. Step 2: Convert to fraction form
    19,127.48/26,395.82 = 10,513.86/x
  3. Step 3: Cross multiply
    19,127.48x = 26,395.82 × 10,513.86
  4. Step 4: Simplify right side
    19,127.48x = 277,521,956.07
  5. Step 5: Solve for x
    x = 277,521,956.07/19,127.48
  6. Step 6: Final answer
    x = 14,509.07

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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.