Home / 33,088.34-45,643.43-20,332.67

Finding the Fourth Proportional to 33,088.34, 45,643.43 and 20,332.67

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Solution

The fourth proportional to 33,088.34, 45,643.43 and 20,332.67 is: 28,047.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,088.34 : 45,643.43 = 20,332.67 : x
  2. Step 2: Convert to fraction form
    33,088.34/45,643.43 = 20,332.67/x
  3. Step 3: Cross multiply
    33,088.34x = 45,643.43 × 20,332.67
  4. Step 4: Simplify right side
    33,088.34x = 928,052,622.47
  5. Step 5: Solve for x
    x = 928,052,622.47/33,088.34
  6. Step 6: Final answer
    x = 28,047.72

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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.