Home / 35,336.28-48,763.98-19,420.86

Finding the Fourth Proportional to 35,336.28, 48,763.98 and 19,420.86

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Solution

The fourth proportional to 35,336.28, 48,763.98 and 19,420.86 is: 26,800.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,336.28 : 48,763.98 = 19,420.86 : x
  2. Step 2: Convert to fraction form
    35,336.28/48,763.98 = 19,420.86/x
  3. Step 3: Cross multiply
    35,336.28x = 48,763.98 × 19,420.86
  4. Step 4: Simplify right side
    35,336.28x = 947,038,428.62
  5. Step 5: Solve for x
    x = 947,038,428.62/35,336.28
  6. Step 6: Final answer
    x = 26,800.74

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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.