Home / 21,798.16-32,697.05-14,435.56

Finding the Fourth Proportional to 21,798.16, 32,697.05 and 14,435.56

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Solution

The fourth proportional to 21,798.16, 32,697.05 and 14,435.56 is: 21,653.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,798.16 : 32,697.05 = 14,435.56 : x
  2. Step 2: Convert to fraction form
    21,798.16/32,697.05 = 14,435.56/x
  3. Step 3: Cross multiply
    21,798.16x = 32,697.05 × 14,435.56
  4. Step 4: Simplify right side
    21,798.16x = 472,000,227.10
  5. Step 5: Solve for x
    x = 472,000,227.10/21,798.16
  6. Step 6: Final answer
    x = 21,653.21

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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.