Home / 35,139.35-48,492.32-19,223.79

Finding the Fourth Proportional to 35,139.35, 48,492.32 and 19,223.79

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Solution

The fourth proportional to 35,139.35, 48,492.32 and 19,223.79 is: 26,528.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,139.35 : 48,492.32 = 19,223.79 : x
  2. Step 2: Convert to fraction form
    35,139.35/48,492.32 = 19,223.79/x
  3. Step 3: Cross multiply
    35,139.35x = 48,492.32 × 19,223.79
  4. Step 4: Simplify right side
    35,139.35x = 932,206,080.17
  5. Step 5: Solve for x
    x = 932,206,080.17/35,139.35
  6. Step 6: Final answer
    x = 26,528.84

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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.