Home / 33,210.14-45,829.40-18,102.93

Finding the Fourth Proportional to 33,210.14, 45,829.40 and 18,102.93

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Solution

The fourth proportional to 33,210.14, 45,829.40 and 18,102.93 is: 24,981.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,210.14 : 45,829.40 = 18,102.93 : x
  2. Step 2: Convert to fraction form
    33,210.14/45,829.40 = 18,102.93/x
  3. Step 3: Cross multiply
    33,210.14x = 45,829.40 × 18,102.93
  4. Step 4: Simplify right side
    33,210.14x = 829,646,157.77
  5. Step 5: Solve for x
    x = 829,646,157.77/33,210.14
  6. Step 6: Final answer
    x = 24,981.72

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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.