Home / 14,430.67-21,646.82-7,041.45

Finding the Fourth Proportional to 14,430.67, 21,646.82 and 7,041.45

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Solution

The fourth proportional to 14,430.67, 21,646.82 and 7,041.45 is: 10,562.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,430.67 : 21,646.82 = 7,041.45 : x
  2. Step 2: Convert to fraction form
    14,430.67/21,646.82 = 7,041.45/x
  3. Step 3: Cross multiply
    14,430.67x = 21,646.82 × 7,041.45
  4. Step 4: Simplify right side
    14,430.67x = 152,425,000.69
  5. Step 5: Solve for x
    x = 152,425,000.69/14,430.67
  6. Step 6: Final answer
    x = 10,562.57

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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.