Home / 30,934.32-46,368.72-17,779.92

Finding the Fourth Proportional to 30,934.32, 46,368.72 and 17,779.92

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Solution

The fourth proportional to 30,934.32, 46,368.72 and 17,779.92 is: 26,651.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,934.32 : 46,368.72 = 17,779.92 : x
  2. Step 2: Convert to fraction form
    30,934.32/46,368.72 = 17,779.92/x
  3. Step 3: Cross multiply
    30,934.32x = 46,368.72 × 17,779.92
  4. Step 4: Simplify right side
    30,934.32x = 824,432,132.10
  5. Step 5: Solve for x
    x = 824,432,132.10/30,934.32
  6. Step 6: Final answer
    x = 26,651.05

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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.