Home / 23,916.48-32,995.20-15,417.60

Finding the Fourth Proportional to 23,916.48, 32,995.20 and 15,417.60

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Solution

The fourth proportional to 23,916.48, 32,995.20 and 15,417.60 is: 21,270.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,916.48 : 32,995.20 = 15,417.60 : x
  2. Step 2: Convert to fraction form
    23,916.48/32,995.20 = 15,417.60/x
  3. Step 3: Cross multiply
    23,916.48x = 32,995.20 × 15,417.60
  4. Step 4: Simplify right side
    23,916.48x = 508,706,795.52
  5. Step 5: Solve for x
    x = 508,706,795.52/23,916.48
  6. Step 6: Final answer
    x = 21,270.14

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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.