Home / 13,010.23-17,937.86-10,859.88

Finding the Fourth Proportional to 13,010.23, 17,937.86 and 10,859.88

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Solution

The fourth proportional to 13,010.23, 17,937.86 and 10,859.88 is: 14,973.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,010.23 : 17,937.86 = 10,859.88 : x
  2. Step 2: Convert to fraction form
    13,010.23/17,937.86 = 10,859.88/x
  3. Step 3: Cross multiply
    13,010.23x = 17,937.86 × 10,859.88
  4. Step 4: Simplify right side
    13,010.23x = 194,803,020.02
  5. Step 5: Solve for x
    x = 194,803,020.02/13,010.23
  6. Step 6: Final answer
    x = 14,973.06

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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.