Home / 35,852.46-49,477.67-19,720.99

Finding the Fourth Proportional to 35,852.46, 49,477.67 and 19,720.99

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Solution

The fourth proportional to 35,852.46, 49,477.67 and 19,720.99 is: 27,215.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,852.46 : 49,477.67 = 19,720.99 : x
  2. Step 2: Convert to fraction form
    35,852.46/49,477.67 = 19,720.99/x
  3. Step 3: Cross multiply
    35,852.46x = 49,477.67 × 19,720.99
  4. Step 4: Simplify right side
    35,852.46x = 975,748,635.29
  5. Step 5: Solve for x
    x = 975,748,635.29/35,852.46
  6. Step 6: Final answer
    x = 27,215.67

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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.