Home / 38,897.51-58,368.90-16,406.78

Finding the Fourth Proportional to 38,897.51, 58,368.90 and 16,406.78

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Solution

The fourth proportional to 38,897.51, 58,368.90 and 16,406.78 is: 24,619.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,897.51 : 58,368.90 = 16,406.78 : x
  2. Step 2: Convert to fraction form
    38,897.51/58,368.90 = 16,406.78/x
  3. Step 3: Cross multiply
    38,897.51x = 58,368.90 × 16,406.78
  4. Step 4: Simplify right side
    38,897.51x = 957,645,701.14
  5. Step 5: Solve for x
    x = 957,645,701.14/38,897.51
  6. Step 6: Final answer
    x = 24,619.72

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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.