Home / 26,383.08-36,412.02-15,205.16

Finding the Fourth Proportional to 26,383.08, 36,412.02 and 15,205.16

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Solution

The fourth proportional to 26,383.08, 36,412.02 and 15,205.16 is: 20,985.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,383.08 : 36,412.02 = 15,205.16 : x
  2. Step 2: Convert to fraction form
    26,383.08/36,412.02 = 15,205.16/x
  3. Step 3: Cross multiply
    26,383.08x = 36,412.02 × 15,205.16
  4. Step 4: Simplify right side
    26,383.08x = 553,650,590.02
  5. Step 5: Solve for x
    x = 553,650,590.02/26,383.08
  6. Step 6: Final answer
    x = 20,985.06

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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.