Home / 40,459.95-60,686.67-13,803.66

Finding the Fourth Proportional to 40,459.95, 60,686.67 and 13,803.66

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Solution

The fourth proportional to 40,459.95, 60,686.67 and 13,803.66 is: 20,704.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,459.95 : 60,686.67 = 13,803.66 : x
  2. Step 2: Convert to fraction form
    40,459.95/60,686.67 = 13,803.66/x
  3. Step 3: Cross multiply
    40,459.95x = 60,686.67 × 13,803.66
  4. Step 4: Simplify right side
    40,459.95x = 837,698,159.21
  5. Step 5: Solve for x
    x = 837,698,159.21/40,459.95
  6. Step 6: Final answer
    x = 20,704.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.