Home / 35,817.15-49,415.03-20,492.50

Finding the Fourth Proportional to 35,817.15, 49,415.03 and 20,492.50

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Solution

The fourth proportional to 35,817.15, 49,415.03 and 20,492.50 is: 28,272.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,817.15 : 49,415.03 = 20,492.50 : x
  2. Step 2: Convert to fraction form
    35,817.15/49,415.03 = 20,492.50/x
  3. Step 3: Cross multiply
    35,817.15x = 49,415.03 × 20,492.50
  4. Step 4: Simplify right side
    35,817.15x = 1,012,637,502.28
  5. Step 5: Solve for x
    x = 1,012,637,502.28/35,817.15
  6. Step 6: Final answer
    x = 28,272.42

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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.