Home / 30,779.26-42,475.24-16,632.06

Finding the Fourth Proportional to 30,779.26, 42,475.24 and 16,632.06

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Solution

The fourth proportional to 30,779.26, 42,475.24 and 16,632.06 is: 22,952.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,779.26 : 42,475.24 = 16,632.06 : x
  2. Step 2: Convert to fraction form
    30,779.26/42,475.24 = 16,632.06/x
  3. Step 3: Cross multiply
    30,779.26x = 42,475.24 × 16,632.06
  4. Step 4: Simplify right side
    30,779.26x = 706,450,740.19
  5. Step 5: Solve for x
    x = 706,450,740.19/30,779.26
  6. Step 6: Final answer
    x = 22,952.17

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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.