Home / 23,681.49-35,511.90-12,585.51

Finding the Fourth Proportional to 23,681.49, 35,511.90 and 12,585.51

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Solution

The fourth proportional to 23,681.49, 35,511.90 and 12,585.51 is: 18,872.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,681.49 : 35,511.90 = 12,585.51 : x
  2. Step 2: Convert to fraction form
    23,681.49/35,511.90 = 12,585.51/x
  3. Step 3: Cross multiply
    23,681.49x = 35,511.90 × 12,585.51
  4. Step 4: Simplify right side
    23,681.49x = 446,935,372.57
  5. Step 5: Solve for x
    x = 446,935,372.57/23,681.49
  6. Step 6: Final answer
    x = 18,872.77

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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.