Home / 13,510.16-20,272.37-9,586.77

Finding the Fourth Proportional to 13,510.16, 20,272.37 and 9,586.77

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Solution

The fourth proportional to 13,510.16, 20,272.37 and 9,586.77 is: 14,385.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,510.16 : 20,272.37 = 9,586.77 : x
  2. Step 2: Convert to fraction form
    13,510.16/20,272.37 = 9,586.77/x
  3. Step 3: Cross multiply
    13,510.16x = 20,272.37 × 9,586.77
  4. Step 4: Simplify right side
    13,510.16x = 194,346,548.54
  5. Step 5: Solve for x
    x = 194,346,548.54/13,510.16
  6. Step 6: Final answer
    x = 14,385.21

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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.