Home / 53,687.32-74,064.21-34,560.24

Finding the Fourth Proportional to 53,687.32, 74,064.21 and 34,560.24

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Solution

The fourth proportional to 53,687.32, 74,064.21 and 34,560.24 is: 47,677.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,687.32 : 74,064.21 = 34,560.24 : x
  2. Step 2: Convert to fraction form
    53,687.32/74,064.21 = 34,560.24/x
  3. Step 3: Cross multiply
    53,687.32x = 74,064.21 × 34,560.24
  4. Step 4: Simplify right side
    53,687.32x = 2,559,676,465.67
  5. Step 5: Solve for x
    x = 2,559,676,465.67/53,687.32
  6. Step 6: Final answer
    x = 47,677.49

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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.