Home / 40,409.14-60,444.91-28,400.45

Finding the Fourth Proportional to 40,409.14, 60,444.91 and 28,400.45

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Solution

The fourth proportional to 40,409.14, 60,444.91 and 28,400.45 is: 42,482.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,409.14 : 60,444.91 = 28,400.45 : x
  2. Step 2: Convert to fraction form
    40,409.14/60,444.91 = 28,400.45/x
  3. Step 3: Cross multiply
    40,409.14x = 60,444.91 × 28,400.45
  4. Step 4: Simplify right side
    40,409.14x = 1,716,662,502.21
  5. Step 5: Solve for x
    x = 1,716,662,502.21/40,409.14
  6. Step 6: Final answer
    x = 42,482.04

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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.