Home / 13,526.50-20,275.80-5,633.60

Finding the Fourth Proportional to 13,526.50, 20,275.80 and 5,633.60

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Solution

The fourth proportional to 13,526.50, 20,275.80 and 5,633.60 is: 8,444.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,526.50 : 20,275.80 = 5,633.60 : x
  2. Step 2: Convert to fraction form
    13,526.50/20,275.80 = 5,633.60/x
  3. Step 3: Cross multiply
    13,526.50x = 20,275.80 × 5,633.60
  4. Step 4: Simplify right side
    13,526.50x = 114,225,746.88
  5. Step 5: Solve for x
    x = 114,225,746.88/13,526.50
  6. Step 6: Final answer
    x = 8,444.59

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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.