Home / 25,417.42-38,116.71-8,772.93

Finding the Fourth Proportional to 25,417.42, 38,116.71 and 8,772.93

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Solution

The fourth proportional to 25,417.42, 38,116.71 and 8,772.93 is: 13,156.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,417.42 : 38,116.71 = 8,772.93 : x
  2. Step 2: Convert to fraction form
    25,417.42/38,116.71 = 8,772.93/x
  3. Step 3: Cross multiply
    25,417.42x = 38,116.71 × 8,772.93
  4. Step 4: Simplify right side
    25,417.42x = 334,395,228.66
  5. Step 5: Solve for x
    x = 334,395,228.66/25,417.42
  6. Step 6: Final answer
    x = 13,156.14

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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.