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Finding the Fourth Proportional to 35,365.96, 53,048.94 and 14,315.32

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Solution

The fourth proportional to 35,365.96, 53,048.94 and 14,315.32 is: 21,472.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,365.96 : 53,048.94 = 14,315.32 : x
  2. Step 2: Convert to fraction form
    35,365.96/53,048.94 = 14,315.32/x
  3. Step 3: Cross multiply
    35,365.96x = 53,048.94 × 14,315.32
  4. Step 4: Simplify right side
    35,365.96x = 759,412,551.76
  5. Step 5: Solve for x
    x = 759,412,551.76/35,365.96
  6. Step 6: Final answer
    x = 21,472.98

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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.