Home / 25,606.13-35,302.74-22,390.32

Finding the Fourth Proportional to 25,606.13, 35,302.74 and 22,390.32

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Solution

The fourth proportional to 25,606.13, 35,302.74 and 22,390.32 is: 30,869.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,606.13 : 35,302.74 = 22,390.32 : x
  2. Step 2: Convert to fraction form
    25,606.13/35,302.74 = 22,390.32/x
  3. Step 3: Cross multiply
    25,606.13x = 35,302.74 × 22,390.32
  4. Step 4: Simplify right side
    25,606.13x = 790,439,693.90
  5. Step 5: Solve for x
    x = 790,439,693.90/25,606.13
  6. Step 6: Final answer
    x = 30,869.16

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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.