Home / 19,599.98-27,037.60-12,417.22

Finding the Fourth Proportional to 19,599.98, 27,037.60 and 12,417.22

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Solution

The fourth proportional to 19,599.98, 27,037.60 and 12,417.22 is: 17,129.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,599.98 : 27,037.60 = 12,417.22 : x
  2. Step 2: Convert to fraction form
    19,599.98/27,037.60 = 12,417.22/x
  3. Step 3: Cross multiply
    19,599.98x = 27,037.60 × 12,417.22
  4. Step 4: Simplify right side
    19,599.98x = 335,731,827.47
  5. Step 5: Solve for x
    x = 335,731,827.47/19,599.98
  6. Step 6: Final answer
    x = 17,129.19

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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.