Home / 14,306.34-21,457.68-4,445.40

Finding the Fourth Proportional to 14,306.34, 21,457.68 and 4,445.40

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Solution

The fourth proportional to 14,306.34, 21,457.68 and 4,445.40 is: 6,667.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,306.34 : 21,457.68 = 4,445.40 : x
  2. Step 2: Convert to fraction form
    14,306.34/21,457.68 = 4,445.40/x
  3. Step 3: Cross multiply
    14,306.34x = 21,457.68 × 4,445.40
  4. Step 4: Simplify right side
    14,306.34x = 95,387,970.67
  5. Step 5: Solve for x
    x = 95,387,970.67/14,306.34
  6. Step 6: Final answer
    x = 6,667.53

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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.