Home / 19,573.90-27,011.85-10,621.17

Finding the Fourth Proportional to 19,573.90, 27,011.85 and 10,621.17

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Solution

The fourth proportional to 19,573.90, 27,011.85 and 10,621.17 is: 14,657.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,573.90 : 27,011.85 = 10,621.17 : x
  2. Step 2: Convert to fraction form
    19,573.90/27,011.85 = 10,621.17/x
  3. Step 3: Cross multiply
    19,573.90x = 27,011.85 × 10,621.17
  4. Step 4: Simplify right side
    19,573.90x = 286,897,465.29
  5. Step 5: Solve for x
    x = 286,897,465.29/19,573.90
  6. Step 6: Final answer
    x = 14,657.14

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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.