Home / 40,384.35-60,585.23-12,303.68

Finding the Fourth Proportional to 40,384.35, 60,585.23 and 12,303.68

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Solution

The fourth proportional to 40,384.35, 60,585.23 and 12,303.68 is: 18,458.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,384.35 : 60,585.23 = 12,303.68 : x
  2. Step 2: Convert to fraction form
    40,384.35/60,585.23 = 12,303.68/x
  3. Step 3: Cross multiply
    40,384.35x = 60,585.23 × 12,303.68
  4. Step 4: Simplify right side
    40,384.35x = 745,421,010.48
  5. Step 5: Solve for x
    x = 745,421,010.48/40,384.35
  6. Step 6: Final answer
    x = 18,458.17

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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.