Home / 53,421.32-73,721.34-29,222.37

Finding the Fourth Proportional to 53,421.32, 73,721.34 and 29,222.37

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Solution

The fourth proportional to 53,421.32, 73,721.34 and 29,222.37 is: 40,326.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,421.32 : 73,721.34 = 29,222.37 : x
  2. Step 2: Convert to fraction form
    53,421.32/73,721.34 = 29,222.37/x
  3. Step 3: Cross multiply
    53,421.32x = 73,721.34 × 29,222.37
  4. Step 4: Simplify right side
    53,421.32x = 2,154,312,274.38
  5. Step 5: Solve for x
    x = 2,154,312,274.38/53,421.32
  6. Step 6: Final answer
    x = 40,326.82

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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.