Home / 35,071.04-52,640.16-21,949.76

Finding the Fourth Proportional to 35,071.04, 52,640.16 and 21,949.76

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Solution

The fourth proportional to 35,071.04, 52,640.16 and 21,949.76 is: 32,945.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,071.04 : 52,640.16 = 21,949.76 : x
  2. Step 2: Convert to fraction form
    35,071.04/52,640.16 = 21,949.76/x
  3. Step 3: Cross multiply
    35,071.04x = 52,640.16 × 21,949.76
  4. Step 4: Simplify right side
    35,071.04x = 1,155,438,878.36
  5. Step 5: Solve for x
    x = 1,155,438,878.36/35,071.04
  6. Step 6: Final answer
    x = 32,945.67

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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.