Home / 19,363.36-26,742.50-15,599.04

Finding the Fourth Proportional to 19,363.36, 26,742.50 and 15,599.04

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Solution

The fourth proportional to 19,363.36, 26,742.50 and 15,599.04 is: 21,543.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,363.36 : 26,742.50 = 15,599.04 : x
  2. Step 2: Convert to fraction form
    19,363.36/26,742.50 = 15,599.04/x
  3. Step 3: Cross multiply
    19,363.36x = 26,742.50 × 15,599.04
  4. Step 4: Simplify right side
    19,363.36x = 417,157,327.20
  5. Step 5: Solve for x
    x = 417,157,327.20/19,363.36
  6. Step 6: Final answer
    x = 21,543.64

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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.