Home / 36,459.94-54,670.47-18,886.18

Finding the Fourth Proportional to 36,459.94, 54,670.47 and 18,886.18

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Solution

The fourth proportional to 36,459.94, 54,670.47 and 18,886.18 is: 28,319.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,459.94 : 54,670.47 = 18,886.18 : x
  2. Step 2: Convert to fraction form
    36,459.94/54,670.47 = 18,886.18/x
  3. Step 3: Cross multiply
    36,459.94x = 54,670.47 × 18,886.18
  4. Step 4: Simplify right side
    36,459.94x = 1,032,516,337.10
  5. Step 5: Solve for x
    x = 1,032,516,337.10/36,459.94
  6. Step 6: Final answer
    x = 28,319.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.