Home / 30,114.64-41,561.28-17,368.32

Finding the Fourth Proportional to 30,114.64, 41,561.28 and 17,368.32

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Solution

The fourth proportional to 30,114.64, 41,561.28 and 17,368.32 is: 23,970.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,114.64 : 41,561.28 = 17,368.32 : x
  2. Step 2: Convert to fraction form
    30,114.64/41,561.28 = 17,368.32/x
  3. Step 3: Cross multiply
    30,114.64x = 41,561.28 × 17,368.32
  4. Step 4: Simplify right side
    30,114.64x = 721,849,610.65
  5. Step 5: Solve for x
    x = 721,849,610.65/30,114.64
  6. Step 6: Final answer
    x = 23,970.06

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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.