Home / 27,599.08-38,090.10-15,666.16

Finding the Fourth Proportional to 27,599.08, 38,090.10 and 15,666.16

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Solution

The fourth proportional to 27,599.08, 38,090.10 and 15,666.16 is: 21,621.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,599.08 : 38,090.10 = 15,666.16 : x
  2. Step 2: Convert to fraction form
    27,599.08/38,090.10 = 15,666.16/x
  3. Step 3: Cross multiply
    27,599.08x = 38,090.10 × 15,666.16
  4. Step 4: Simplify right side
    27,599.08x = 596,725,601.02
  5. Step 5: Solve for x
    x = 596,725,601.02/27,599.08
  6. Step 6: Final answer
    x = 21,621.21

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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.