Home / 19,528.02-26,953.11-12,710.07

Finding the Fourth Proportional to 19,528.02, 26,953.11 and 12,710.07

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Solution

The fourth proportional to 19,528.02, 26,953.11 and 12,710.07 is: 17,542.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,528.02 : 26,953.11 = 12,710.07 : x
  2. Step 2: Convert to fraction form
    19,528.02/26,953.11 = 12,710.07/x
  3. Step 3: Cross multiply
    19,528.02x = 26,953.11 × 12,710.07
  4. Step 4: Simplify right side
    19,528.02x = 342,575,914.82
  5. Step 5: Solve for x
    x = 342,575,914.82/19,528.02
  6. Step 6: Final answer
    x = 17,542.79

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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.