Home / 39,270.96-58,922.08-14,312.70

Finding the Fourth Proportional to 39,270.96, 58,922.08 and 14,312.70

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Solution

The fourth proportional to 39,270.96, 58,922.08 and 14,312.70 is: 21,474.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,270.96 : 58,922.08 = 14,312.70 : x
  2. Step 2: Convert to fraction form
    39,270.96/58,922.08 = 14,312.70/x
  3. Step 3: Cross multiply
    39,270.96x = 58,922.08 × 14,312.70
  4. Step 4: Simplify right side
    39,270.96x = 843,334,054.42
  5. Step 5: Solve for x
    x = 843,334,054.42/39,270.96
  6. Step 6: Final answer
    x = 21,474.75

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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.