Home / 53,328.17-73,607.13-30,669.64

Finding the Fourth Proportional to 53,328.17, 73,607.13 and 30,669.64

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Solution

The fourth proportional to 53,328.17, 73,607.13 and 30,669.64 is: 42,332.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,328.17 : 73,607.13 = 30,669.64 : x
  2. Step 2: Convert to fraction form
    53,328.17/73,607.13 = 30,669.64/x
  3. Step 3: Cross multiply
    53,328.17x = 73,607.13 × 30,669.64
  4. Step 4: Simplify right side
    53,328.17x = 2,257,503,994.52
  5. Step 5: Solve for x
    x = 2,257,503,994.52/53,328.17
  6. Step 6: Final answer
    x = 42,332.30

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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.