Home / 35,458.08-53,136.90-19,670.01

Finding the Fourth Proportional to 35,458.08, 53,136.90 and 19,670.01

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Solution

The fourth proportional to 35,458.08, 53,136.90 and 19,670.01 is: 29,477.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,458.08 : 53,136.90 = 19,670.01 : x
  2. Step 2: Convert to fraction form
    35,458.08/53,136.90 = 19,670.01/x
  3. Step 3: Cross multiply
    35,458.08x = 53,136.90 × 19,670.01
  4. Step 4: Simplify right side
    35,458.08x = 1,045,203,354.37
  5. Step 5: Solve for x
    x = 1,045,203,354.37/35,458.08
  6. Step 6: Final answer
    x = 29,477.16

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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.