Home / 25,587.32-35,322.36-18,039.80

Finding the Fourth Proportional to 25,587.32, 35,322.36 and 18,039.80

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Solution

The fourth proportional to 25,587.32, 35,322.36 and 18,039.80 is: 24,903.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,587.32 : 35,322.36 = 18,039.80 : x
  2. Step 2: Convert to fraction form
    25,587.32/35,322.36 = 18,039.80/x
  3. Step 3: Cross multiply
    25,587.32x = 35,322.36 × 18,039.80
  4. Step 4: Simplify right side
    25,587.32x = 637,208,309.93
  5. Step 5: Solve for x
    x = 637,208,309.93/25,587.32
  6. Step 6: Final answer
    x = 24,903.28

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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.