Home / 19,599.98-27,031.27-13,225.53

Finding the Fourth Proportional to 19,599.98, 27,031.27 and 13,225.53

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Solution

The fourth proportional to 19,599.98, 27,031.27 and 13,225.53 is: 18,239.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,599.98 : 27,031.27 = 13,225.53 : x
  2. Step 2: Convert to fraction form
    19,599.98/27,031.27 = 13,225.53/x
  3. Step 3: Cross multiply
    19,599.98x = 27,031.27 × 13,225.53
  4. Step 4: Simplify right side
    19,599.98x = 357,502,813.37
  5. Step 5: Solve for x
    x = 357,502,813.37/19,599.98
  6. Step 6: Final answer
    x = 18,239.96

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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.