Home / 14,531.37-21,798.35-5,646.49

Finding the Fourth Proportional to 14,531.37, 21,798.35 and 5,646.49

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Solution

The fourth proportional to 14,531.37, 21,798.35 and 5,646.49 is: 8,470.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,531.37 : 21,798.35 = 5,646.49 : x
  2. Step 2: Convert to fraction form
    14,531.37/21,798.35 = 5,646.49/x
  3. Step 3: Cross multiply
    14,531.37x = 21,798.35 × 5,646.49
  4. Step 4: Simplify right side
    14,531.37x = 123,084,165.29
  5. Step 5: Solve for x
    x = 123,084,165.29/14,531.37
  6. Step 6: Final answer
    x = 8,470.24

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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.