Home / 53,215.80-73,438.34-29,341.86

Finding the Fourth Proportional to 53,215.80, 73,438.34 and 29,341.86

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Solution

The fourth proportional to 53,215.80, 73,438.34 and 29,341.86 is: 40,492.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,215.80 : 73,438.34 = 29,341.86 : x
  2. Step 2: Convert to fraction form
    53,215.80/73,438.34 = 29,341.86/x
  3. Step 3: Cross multiply
    53,215.80x = 73,438.34 × 29,341.86
  4. Step 4: Simplify right side
    53,215.80x = 2,154,817,344.20
  5. Step 5: Solve for x
    x = 2,154,817,344.20/53,215.80
  6. Step 6: Final answer
    x = 40,492.06

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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.