Home / 18,536.98-25,580.90-10,038.91

Finding the Fourth Proportional to 18,536.98, 25,580.90 and 10,038.91

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Solution

The fourth proportional to 18,536.98, 25,580.90 and 10,038.91 is: 13,853.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,536.98 : 25,580.90 = 10,038.91 : x
  2. Step 2: Convert to fraction form
    18,536.98/25,580.90 = 10,038.91/x
  3. Step 3: Cross multiply
    18,536.98x = 25,580.90 × 10,038.91
  4. Step 4: Simplify right side
    18,536.98x = 256,804,352.82
  5. Step 5: Solve for x
    x = 256,804,352.82/18,536.98
  6. Step 6: Final answer
    x = 13,853.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.