Home / 22,032.51-30,401.64-12,599.25

Finding the Fourth Proportional to 22,032.51, 30,401.64 and 12,599.25

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Solution

The fourth proportional to 22,032.51, 30,401.64 and 12,599.25 is: 17,385.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,032.51 : 30,401.64 = 12,599.25 : x
  2. Step 2: Convert to fraction form
    22,032.51/30,401.64 = 12,599.25/x
  3. Step 3: Cross multiply
    22,032.51x = 30,401.64 × 12,599.25
  4. Step 4: Simplify right side
    22,032.51x = 383,037,748.76
  5. Step 5: Solve for x
    x = 383,037,748.76/22,032.51
  6. Step 6: Final answer
    x = 17,385.12

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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.