Home / 53,302.72-73,557.73-30,646.14

Finding the Fourth Proportional to 53,302.72, 73,557.73 and 30,646.14

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Solution

The fourth proportional to 53,302.72, 73,557.73 and 30,646.14 is: 42,291.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,302.72 : 73,557.73 = 30,646.14 : x
  2. Step 2: Convert to fraction form
    53,302.72/73,557.73 = 30,646.14/x
  3. Step 3: Cross multiply
    53,302.72x = 73,557.73 × 30,646.14
  4. Step 4: Simplify right side
    53,302.72x = 2,254,260,491.66
  5. Step 5: Solve for x
    x = 2,254,260,491.66/53,302.72
  6. Step 6: Final answer
    x = 42,291.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.