Home / 40,106.94-60,113.88-15,130.98

Finding the Fourth Proportional to 40,106.94, 60,113.88 and 15,130.98

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Solution

The fourth proportional to 40,106.94, 60,113.88 and 15,130.98 is: 22,678.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,106.94 : 60,113.88 = 15,130.98 : x
  2. Step 2: Convert to fraction form
    40,106.94/60,113.88 = 15,130.98/x
  3. Step 3: Cross multiply
    40,106.94x = 60,113.88 × 15,130.98
  4. Step 4: Simplify right side
    40,106.94x = 909,581,916.00
  5. Step 5: Solve for x
    x = 909,581,916.00/40,106.94
  6. Step 6: Final answer
    x = 22,678.92

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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.