Home / 25,271.48-37,888.50-12,111.32

Finding the Fourth Proportional to 25,271.48, 37,888.50 and 12,111.32

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Solution

The fourth proportional to 25,271.48, 37,888.50 and 12,111.32 is: 18,158.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,271.48 : 37,888.50 = 12,111.32 : x
  2. Step 2: Convert to fraction form
    25,271.48/37,888.50 = 12,111.32/x
  3. Step 3: Cross multiply
    25,271.48x = 37,888.50 × 12,111.32
  4. Step 4: Simplify right side
    25,271.48x = 458,879,747.82
  5. Step 5: Solve for x
    x = 458,879,747.82/25,271.48
  6. Step 6: Final answer
    x = 18,158.01

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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.