Home / 29,328.36-40,472.64-16,581.33

Finding the Fourth Proportional to 29,328.36, 40,472.64 and 16,581.33

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Solution

The fourth proportional to 29,328.36, 40,472.64 and 16,581.33 is: 22,881.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,328.36 : 40,472.64 = 16,581.33 : x
  2. Step 2: Convert to fraction form
    29,328.36/40,472.64 = 16,581.33/x
  3. Step 3: Cross multiply
    29,328.36x = 40,472.64 × 16,581.33
  4. Step 4: Simplify right side
    29,328.36x = 671,090,199.81
  5. Step 5: Solve for x
    x = 671,090,199.81/29,328.36
  6. Step 6: Final answer
    x = 22,881.95

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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.