Home / 30,477.23-42,062.06-17,051.88

Finding the Fourth Proportional to 30,477.23, 42,062.06 and 17,051.88

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Solution

The fourth proportional to 30,477.23, 42,062.06 and 17,051.88 is: 23,533.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,477.23 : 42,062.06 = 17,051.88 : x
  2. Step 2: Convert to fraction form
    30,477.23/42,062.06 = 17,051.88/x
  3. Step 3: Cross multiply
    30,477.23x = 42,062.06 × 17,051.88
  4. Step 4: Simplify right side
    30,477.23x = 717,237,199.67
  5. Step 5: Solve for x
    x = 717,237,199.67/30,477.23
  6. Step 6: Final answer
    x = 23,533.55

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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.