Home / 18,840.65-26,001.69-10,344.21

Finding the Fourth Proportional to 18,840.65, 26,001.69 and 10,344.21

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Solution

The fourth proportional to 18,840.65, 26,001.69 and 10,344.21 is: 14,275.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,840.65 : 26,001.69 = 10,344.21 : x
  2. Step 2: Convert to fraction form
    18,840.65/26,001.69 = 10,344.21/x
  3. Step 3: Cross multiply
    18,840.65x = 26,001.69 × 10,344.21
  4. Step 4: Simplify right side
    18,840.65x = 268,966,941.71
  5. Step 5: Solve for x
    x = 268,966,941.71/18,840.65
  6. Step 6: Final answer
    x = 14,275.88

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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.