Home / 25,009.60-37,465.80-17,136.40

Finding the Fourth Proportional to 25,009.60, 37,465.80 and 17,136.40

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Solution

The fourth proportional to 25,009.60, 37,465.80 and 17,136.40 is: 25,671.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,009.60 : 37,465.80 = 17,136.40 : x
  2. Step 2: Convert to fraction form
    25,009.60/37,465.80 = 17,136.40/x
  3. Step 3: Cross multiply
    25,009.60x = 37,465.80 × 17,136.40
  4. Step 4: Simplify right side
    25,009.60x = 642,028,935.12
  5. Step 5: Solve for x
    x = 642,028,935.12/25,009.60
  6. Step 6: Final answer
    x = 25,671.30

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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.