Home / 25,783.51-38,675.30-7,063.71

Finding the Fourth Proportional to 25,783.51, 38,675.30 and 7,063.71

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Solution

The fourth proportional to 25,783.51, 38,675.30 and 7,063.71 is: 10,595.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,783.51 : 38,675.30 = 7,063.71 : x
  2. Step 2: Convert to fraction form
    25,783.51/38,675.30 = 7,063.71/x
  3. Step 3: Cross multiply
    25,783.51x = 38,675.30 × 7,063.71
  4. Step 4: Simplify right side
    25,783.51x = 273,191,068.04
  5. Step 5: Solve for x
    x = 273,191,068.04/25,783.51
  6. Step 6: Final answer
    x = 10,595.57

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Double scale
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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.