Home / 35,530.18-49,031.80-19,614.76

Finding the Fourth Proportional to 35,530.18, 49,031.80 and 19,614.76

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Solution

The fourth proportional to 35,530.18, 49,031.80 and 19,614.76 is: 27,068.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,530.18 : 49,031.80 = 19,614.76 : x
  2. Step 2: Convert to fraction form
    35,530.18/49,031.80 = 19,614.76/x
  3. Step 3: Cross multiply
    35,530.18x = 49,031.80 × 19,614.76
  4. Step 4: Simplify right side
    35,530.18x = 961,746,989.37
  5. Step 5: Solve for x
    x = 961,746,989.37/35,530.18
  6. Step 6: Final answer
    x = 27,068.45

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Double 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.