Home / 26,280.72-36,268.08-14,345.16

Finding the Fourth Proportional to 26,280.72, 36,268.08 and 14,345.16

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Solution

The fourth proportional to 26,280.72, 36,268.08 and 14,345.16 is: 19,796.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,280.72 : 36,268.08 = 14,345.16 : x
  2. Step 2: Convert to fraction form
    26,280.72/36,268.08 = 14,345.16/x
  3. Step 3: Cross multiply
    26,280.72x = 36,268.08 × 14,345.16
  4. Step 4: Simplify right side
    26,280.72x = 520,271,410.49
  5. Step 5: Solve for x
    x = 520,271,410.49/26,280.72
  6. Step 6: Final answer
    x = 19,796.70

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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.