Home / 40,210.40-60,313.70-19,135.02

Finding the Fourth Proportional to 40,210.40, 60,313.70 and 19,135.02

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Solution

The fourth proportional to 40,210.40, 60,313.70 and 19,135.02 is: 28,701.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,210.40 : 60,313.70 = 19,135.02 : x
  2. Step 2: Convert to fraction form
    40,210.40/60,313.70 = 19,135.02/x
  3. Step 3: Cross multiply
    40,210.40x = 60,313.70 × 19,135.02
  4. Step 4: Simplify right side
    40,210.40x = 1,154,103,855.77
  5. Step 5: Solve for x
    x = 1,154,103,855.77/40,210.40
  6. Step 6: Final answer
    x = 28,701.63

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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.