Home / 14,000.29-21,003.51-10,291.28

Finding the Fourth Proportional to 14,000.29, 21,003.51 and 10,291.28

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Solution

The fourth proportional to 14,000.29, 21,003.51 and 10,291.28 is: 15,439.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,000.29 : 21,003.51 = 10,291.28 : x
  2. Step 2: Convert to fraction form
    14,000.29/21,003.51 = 10,291.28/x
  3. Step 3: Cross multiply
    14,000.29x = 21,003.51 × 10,291.28
  4. Step 4: Simplify right side
    14,000.29x = 216,152,878.08
  5. Step 5: Solve for x
    x = 216,152,878.08/14,000.29
  6. Step 6: Final answer
    x = 15,439.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.