Home / 32,140.24-44,369.60-20,210.16

Finding the Fourth Proportional to 32,140.24, 44,369.60 and 20,210.16

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Solution

The fourth proportional to 32,140.24, 44,369.60 and 20,210.16 is: 27,900.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,140.24 : 44,369.60 = 20,210.16 : x
  2. Step 2: Convert to fraction form
    32,140.24/44,369.60 = 20,210.16/x
  3. Step 3: Cross multiply
    32,140.24x = 44,369.60 × 20,210.16
  4. Step 4: Simplify right side
    32,140.24x = 896,716,715.14
  5. Step 5: Solve for x
    x = 896,716,715.14/32,140.24
  6. Step 6: Final answer
    x = 27,900.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.