Home / 19,395.58-26,749.47-16,385.50

Finding the Fourth Proportional to 19,395.58, 26,749.47 and 16,385.50

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Solution

The fourth proportional to 19,395.58, 26,749.47 and 16,385.50 is: 22,598.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,395.58 : 26,749.47 = 16,385.50 : x
  2. Step 2: Convert to fraction form
    19,395.58/26,749.47 = 16,385.50/x
  3. Step 3: Cross multiply
    19,395.58x = 26,749.47 × 16,385.50
  4. Step 4: Simplify right side
    19,395.58x = 438,303,440.69
  5. Step 5: Solve for x
    x = 438,303,440.69/19,395.58
  6. Step 6: Final answer
    x = 22,598.11

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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.