Home / 21,688.02-32,526.57-9,201.60

Finding the Fourth Proportional to 21,688.02, 32,526.57 and 9,201.60

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Solution

The fourth proportional to 21,688.02, 32,526.57 and 9,201.60 is: 13,800.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,688.02 : 32,526.57 = 9,201.60 : x
  2. Step 2: Convert to fraction form
    21,688.02/32,526.57 = 9,201.60/x
  3. Step 3: Cross multiply
    21,688.02x = 32,526.57 × 9,201.60
  4. Step 4: Simplify right side
    21,688.02x = 299,296,486.51
  5. Step 5: Solve for x
    x = 299,296,486.51/21,688.02
  6. Step 6: Final answer
    x = 13,800.08

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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.