Home / 14,240.51-21,342.18-10,305.02

Finding the Fourth Proportional to 14,240.51, 21,342.18 and 10,305.02

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Solution

The fourth proportional to 14,240.51, 21,342.18 and 10,305.02 is: 15,444.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,240.51 : 21,342.18 = 10,305.02 : x
  2. Step 2: Convert to fraction form
    14,240.51/21,342.18 = 10,305.02/x
  3. Step 3: Cross multiply
    14,240.51x = 21,342.18 × 10,305.02
  4. Step 4: Simplify right side
    14,240.51x = 219,931,683.74
  5. Step 5: Solve for x
    x = 219,931,683.74/14,240.51
  6. Step 6: Final answer
    x = 15,444.09

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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.