Home / 13,248.37-18,283.57-7,582.99

Finding the Fourth Proportional to 13,248.37, 18,283.57 and 7,582.99

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Solution

The fourth proportional to 13,248.37, 18,283.57 and 7,582.99 is: 10,465.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,248.37 : 18,283.57 = 7,582.99 : x
  2. Step 2: Convert to fraction form
    13,248.37/18,283.57 = 7,582.99/x
  3. Step 3: Cross multiply
    13,248.37x = 18,283.57 × 7,582.99
  4. Step 4: Simplify right side
    13,248.37x = 138,644,192.17
  5. Step 5: Solve for x
    x = 138,644,192.17/13,248.37
  6. Step 6: Final answer
    x = 10,465.00

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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.