Home / 50,812.32-70,130.81-29,315.95

Finding the Fourth Proportional to 50,812.32, 70,130.81 and 29,315.95

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Solution

The fourth proportional to 50,812.32, 70,130.81 and 29,315.95 is: 40,461.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,812.32 : 70,130.81 = 29,315.95 : x
  2. Step 2: Convert to fraction form
    50,812.32/70,130.81 = 29,315.95/x
  3. Step 3: Cross multiply
    50,812.32x = 70,130.81 × 29,315.95
  4. Step 4: Simplify right side
    50,812.32x = 2,055,950,822.19
  5. Step 5: Solve for x
    x = 2,055,950,822.19/50,812.32
  6. Step 6: Final answer
    x = 40,461.66

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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.