Home / 19,347.24-26,714.54-15,558.26

Finding the Fourth Proportional to 19,347.24, 26,714.54 and 15,558.26

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Solution

The fourth proportional to 19,347.24, 26,714.54 and 15,558.26 is: 21,482.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,347.24 : 26,714.54 = 15,558.26 : x
  2. Step 2: Convert to fraction form
    19,347.24/26,714.54 = 15,558.26/x
  3. Step 3: Cross multiply
    19,347.24x = 26,714.54 × 15,558.26
  4. Step 4: Simplify right side
    19,347.24x = 415,631,759.10
  5. Step 5: Solve for x
    x = 415,631,759.10/19,347.24
  6. Step 6: Final answer
    x = 21,482.74

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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.