Home / 25,484.69-38,246.16-13,015.15

Finding the Fourth Proportional to 25,484.69, 38,246.16 and 13,015.15

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Solution

The fourth proportional to 25,484.69, 38,246.16 and 13,015.15 is: 19,532.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,484.69 : 38,246.16 = 13,015.15 : x
  2. Step 2: Convert to fraction form
    25,484.69/38,246.16 = 13,015.15/x
  3. Step 3: Cross multiply
    25,484.69x = 38,246.16 × 13,015.15
  4. Step 4: Simplify right side
    25,484.69x = 497,779,462.52
  5. Step 5: Solve for x
    x = 497,779,462.52/25,484.69
  6. Step 6: Final answer
    x = 19,532.49

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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.