Home / 32,642.24-45,030.27-21,306.50

Finding the Fourth Proportional to 32,642.24, 45,030.27 and 21,306.50

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Solution

The fourth proportional to 32,642.24, 45,030.27 and 21,306.50 is: 29,392.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,642.24 : 45,030.27 = 21,306.50 : x
  2. Step 2: Convert to fraction form
    32,642.24/45,030.27 = 21,306.50/x
  3. Step 3: Cross multiply
    32,642.24x = 45,030.27 × 21,306.50
  4. Step 4: Simplify right side
    32,642.24x = 959,437,447.76
  5. Step 5: Solve for x
    x = 959,437,447.76/32,642.24
  6. Step 6: Final answer
    x = 29,392.51

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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.