Home / 19,010.64-26,237.16-10,628.88

Finding the Fourth Proportional to 19,010.64, 26,237.16 and 10,628.88

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Solution

The fourth proportional to 19,010.64, 26,237.16 and 10,628.88 is: 14,669.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,010.64 : 26,237.16 = 10,628.88 : x
  2. Step 2: Convert to fraction form
    19,010.64/26,237.16 = 10,628.88/x
  3. Step 3: Cross multiply
    19,010.64x = 26,237.16 × 10,628.88
  4. Step 4: Simplify right side
    19,010.64x = 278,871,625.18
  5. Step 5: Solve for x
    x = 278,871,625.18/19,010.64
  6. Step 6: Final answer
    x = 14,669.24

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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.