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Finding the Fourth Proportional to 15,652.01, 21,600.80 and 9,602.93

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Solution

The fourth proportional to 15,652.01, 21,600.80 and 9,602.93 is: 13,252.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,652.01 : 21,600.80 = 9,602.93 : x
  2. Step 2: Convert to fraction form
    15,652.01/21,600.80 = 9,602.93/x
  3. Step 3: Cross multiply
    15,652.01x = 21,600.80 × 9,602.93
  4. Step 4: Simplify right side
    15,652.01x = 207,430,970.34
  5. Step 5: Solve for x
    x = 207,430,970.34/15,652.01
  6. Step 6: Final answer
    x = 13,252.67

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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.