Home / 25,662.99-38,482.19-13,176.59

Finding the Fourth Proportional to 25,662.99, 38,482.19 and 13,176.59

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Solution

The fourth proportional to 25,662.99, 38,482.19 and 13,176.59 is: 19,758.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,662.99 : 38,482.19 = 13,176.59 : x
  2. Step 2: Convert to fraction form
    25,662.99/38,482.19 = 13,176.59/x
  3. Step 3: Cross multiply
    25,662.99x = 38,482.19 × 13,176.59
  4. Step 4: Simplify right side
    25,662.99x = 507,064,047.51
  5. Step 5: Solve for x
    x = 507,064,047.51/25,662.99
  6. Step 6: Final answer
    x = 19,758.57

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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.