Home / 35,689.26-49,258.08-20,591.67

Finding the Fourth Proportional to 35,689.26, 49,258.08 and 20,591.67

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Solution

The fourth proportional to 35,689.26, 49,258.08 and 20,591.67 is: 28,420.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,689.26 : 49,258.08 = 20,591.67 : x
  2. Step 2: Convert to fraction form
    35,689.26/49,258.08 = 20,591.67/x
  3. Step 3: Cross multiply
    35,689.26x = 49,258.08 × 20,591.67
  4. Step 4: Simplify right side
    35,689.26x = 1,014,306,128.19
  5. Step 5: Solve for x
    x = 1,014,306,128.19/35,689.26
  6. Step 6: Final answer
    x = 28,420.49

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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.