Home / 45,554.96-68,335.32-19,256.24

Finding the Fourth Proportional to 45,554.96, 68,335.32 and 19,256.24

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Solution

The fourth proportional to 45,554.96, 68,335.32 and 19,256.24 is: 28,885.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,554.96 : 68,335.32 = 19,256.24 : x
  2. Step 2: Convert to fraction form
    45,554.96/68,335.32 = 19,256.24/x
  3. Step 3: Cross multiply
    45,554.96x = 68,335.32 × 19,256.24
  4. Step 4: Simplify right side
    45,554.96x = 1,315,881,322.40
  5. Step 5: Solve for x
    x = 1,315,881,322.40/45,554.96
  6. Step 6: Final answer
    x = 28,885.58

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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.