Home / 16,289.80-24,434.70-14,345.80

Finding the Fourth Proportional to 16,289.80, 24,434.70 and 14,345.80

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Solution

The fourth proportional to 16,289.80, 24,434.70 and 14,345.80 is: 21,518.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,289.80 : 24,434.70 = 14,345.80 : x
  2. Step 2: Convert to fraction form
    16,289.80/24,434.70 = 14,345.80/x
  3. Step 3: Cross multiply
    16,289.80x = 24,434.70 × 14,345.80
  4. Step 4: Simplify right side
    16,289.80x = 350,535,319.26
  5. Step 5: Solve for x
    x = 350,535,319.26/16,289.80
  6. Step 6: Final answer
    x = 21,518.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.