Home / 43,124.68-64,615.14-15,029.25

Finding the Fourth Proportional to 43,124.68, 64,615.14 and 15,029.25

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Solution

The fourth proportional to 43,124.68, 64,615.14 and 15,029.25 is: 22,518.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,124.68 : 64,615.14 = 15,029.25 : x
  2. Step 2: Convert to fraction form
    43,124.68/64,615.14 = 15,029.25/x
  3. Step 3: Cross multiply
    43,124.68x = 64,615.14 × 15,029.25
  4. Step 4: Simplify right side
    43,124.68x = 971,116,892.81
  5. Step 5: Solve for x
    x = 971,116,892.81/43,124.68
  6. Step 6: Final answer
    x = 22,518.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.