Home / 35,572.95-49,090.20-19,657.67

Finding the Fourth Proportional to 35,572.95, 49,090.20 and 19,657.67

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Solution

The fourth proportional to 35,572.95, 49,090.20 and 19,657.67 is: 27,127.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,572.95 : 49,090.20 = 19,657.67 : x
  2. Step 2: Convert to fraction form
    35,572.95/49,090.20 = 19,657.67/x
  3. Step 3: Cross multiply
    35,572.95x = 49,090.20 × 19,657.67
  4. Step 4: Simplify right side
    35,572.95x = 964,998,706.38
  5. Step 5: Solve for x
    x = 964,998,706.38/35,572.95
  6. Step 6: Final answer
    x = 27,127.32

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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.