Home / 25,017.16-37,506.24-12,530.74

Finding the Fourth Proportional to 25,017.16, 37,506.24 and 12,530.74

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Solution

The fourth proportional to 25,017.16, 37,506.24 and 12,530.74 is: 18,786.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,017.16 : 37,506.24 = 12,530.74 : x
  2. Step 2: Convert to fraction form
    25,017.16/37,506.24 = 12,530.74/x
  3. Step 3: Cross multiply
    25,017.16x = 37,506.24 × 12,530.74
  4. Step 4: Simplify right side
    25,017.16x = 469,980,941.82
  5. Step 5: Solve for x
    x = 469,980,941.82/25,017.16
  6. Step 6: Final answer
    x = 18,786.34

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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.