Home / 10,571.40-14,595.70-9,448.76

Finding the Fourth Proportional to 10,571.40, 14,595.70 and 9,448.76

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Solution

The fourth proportional to 10,571.40, 14,595.70 and 9,448.76 is: 13,045.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,571.40 : 14,595.70 = 9,448.76 : x
  2. Step 2: Convert to fraction form
    10,571.40/14,595.70 = 9,448.76/x
  3. Step 3: Cross multiply
    10,571.40x = 14,595.70 × 9,448.76
  4. Step 4: Simplify right side
    10,571.40x = 137,911,266.33
  5. Step 5: Solve for x
    x = 137,911,266.33/10,571.40
  6. Step 6: Final answer
    x = 13,045.70

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Half scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.