Home / 30,465.48-45,698.46-10,739.52

Finding the Fourth Proportional to 30,465.48, 45,698.46 and 10,739.52

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Solution

The fourth proportional to 30,465.48, 45,698.46 and 10,739.52 is: 16,109.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,465.48 : 45,698.46 = 10,739.52 : x
  2. Step 2: Convert to fraction form
    30,465.48/45,698.46 = 10,739.52/x
  3. Step 3: Cross multiply
    30,465.48x = 45,698.46 × 10,739.52
  4. Step 4: Simplify right side
    30,465.48x = 490,779,525.14
  5. Step 5: Solve for x
    x = 490,779,525.14/30,465.48
  6. Step 6: Final answer
    x = 16,109.36

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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.