Home / 17,985.68-24,820.34-10,436.51

Finding the Fourth Proportional to 17,985.68, 24,820.34 and 10,436.51

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Solution

The fourth proportional to 17,985.68, 24,820.34 and 10,436.51 is: 14,402.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,985.68 : 24,820.34 = 10,436.51 : x
  2. Step 2: Convert to fraction form
    17,985.68/24,820.34 = 10,436.51/x
  3. Step 3: Cross multiply
    17,985.68x = 24,820.34 × 10,436.51
  4. Step 4: Simplify right side
    17,985.68x = 259,037,628.60
  5. Step 5: Solve for x
    x = 259,037,628.60/17,985.68
  6. Step 6: Final answer
    x = 14,402.44

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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.