Home / 18,889.84-26,065.02-10,506.34

Finding the Fourth Proportional to 18,889.84, 26,065.02 and 10,506.34

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Solution

The fourth proportional to 18,889.84, 26,065.02 and 10,506.34 is: 14,497.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,889.84 : 26,065.02 = 10,506.34 : x
  2. Step 2: Convert to fraction form
    18,889.84/26,065.02 = 10,506.34/x
  3. Step 3: Cross multiply
    18,889.84x = 26,065.02 × 10,506.34
  4. Step 4: Simplify right side
    18,889.84x = 273,847,962.23
  5. Step 5: Solve for x
    x = 273,847,962.23/18,889.84
  6. Step 6: Final answer
    x = 14,497.10

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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.