Home / 35,421.23-53,119.44-10,454.67

Finding the Fourth Proportional to 35,421.23, 53,119.44 and 10,454.67

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Solution

The fourth proportional to 35,421.23, 53,119.44 and 10,454.67 is: 15,678.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,421.23 : 53,119.44 = 10,454.67 : x
  2. Step 2: Convert to fraction form
    35,421.23/53,119.44 = 10,454.67/x
  3. Step 3: Cross multiply
    35,421.23x = 53,119.44 × 10,454.67
  4. Step 4: Simplify right side
    35,421.23x = 555,346,215.78
  5. Step 5: Solve for x
    x = 555,346,215.78/35,421.23
  6. Step 6: Final answer
    x = 15,678.34

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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.