Home / 30,860.24-42,587.13-16,713.08

Finding the Fourth Proportional to 30,860.24, 42,587.13 and 16,713.08

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Solution

The fourth proportional to 30,860.24, 42,587.13 and 16,713.08 is: 23,064.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,860.24 : 42,587.13 = 16,713.08 : x
  2. Step 2: Convert to fraction form
    30,860.24/42,587.13 = 16,713.08/x
  3. Step 3: Cross multiply
    30,860.24x = 42,587.13 × 16,713.08
  4. Step 4: Simplify right side
    30,860.24x = 711,762,027.10
  5. Step 5: Solve for x
    x = 711,762,027.10/30,860.24
  6. Step 6: Final answer
    x = 23,064.05

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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.