Home / 25,455.47-38,155.48-21,746.45

Finding the Fourth Proportional to 25,455.47, 38,155.48 and 21,746.45

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Solution

The fourth proportional to 25,455.47, 38,155.48 and 21,746.45 is: 32,596.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,455.47 : 38,155.48 = 21,746.45 : x
  2. Step 2: Convert to fraction form
    25,455.47/38,155.48 = 21,746.45/x
  3. Step 3: Cross multiply
    25,455.47x = 38,155.48 × 21,746.45
  4. Step 4: Simplify right side
    25,455.47x = 829,746,232.92
  5. Step 5: Solve for x
    x = 829,746,232.92/25,455.47
  6. Step 6: Final answer
    x = 32,596.00

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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.