Home / 35,428.40-53,200.20-25,636.40

Finding the Fourth Proportional to 35,428.40, 53,200.20 and 25,636.40

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Solution

The fourth proportional to 35,428.40, 53,200.20 and 25,636.40 is: 38,496.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,428.40 : 53,200.20 = 25,636.40 : x
  2. Step 2: Convert to fraction form
    35,428.40/53,200.20 = 25,636.40/x
  3. Step 3: Cross multiply
    35,428.40x = 53,200.20 × 25,636.40
  4. Step 4: Simplify right side
    35,428.40x = 1,363,861,607.28
  5. Step 5: Solve for x
    x = 1,363,861,607.28/35,428.40
  6. Step 6: Final answer
    x = 38,496.28

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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.