Home / 25,280.78-37,847.72-14,718.58

Finding the Fourth Proportional to 25,280.78, 37,847.72 and 14,718.58

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Solution

The fourth proportional to 25,280.78, 37,847.72 and 14,718.58 is: 22,035.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,280.78 : 37,847.72 = 14,718.58 : x
  2. Step 2: Convert to fraction form
    25,280.78/37,847.72 = 14,718.58/x
  3. Step 3: Cross multiply
    25,280.78x = 37,847.72 × 14,718.58
  4. Step 4: Simplify right side
    25,280.78x = 557,064,636.81
  5. Step 5: Solve for x
    x = 557,064,636.81/25,280.78
  6. Step 6: Final answer
    x = 22,035.11

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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.