Home / 25,892.60-38,813.30-10,289.40

Finding the Fourth Proportional to 25,892.60, 38,813.30 and 10,289.40

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Solution

The fourth proportional to 25,892.60, 38,813.30 and 10,289.40 is: 15,423.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,892.60 : 38,813.30 = 10,289.40 : x
  2. Step 2: Convert to fraction form
    25,892.60/38,813.30 = 10,289.40/x
  3. Step 3: Cross multiply
    25,892.60x = 38,813.30 × 10,289.40
  4. Step 4: Simplify right side
    25,892.60x = 399,365,569.02
  5. Step 5: Solve for x
    x = 399,365,569.02/25,892.60
  6. Step 6: Final answer
    x = 15,423.93

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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.