Home / 39,903.09-55,088.75-26,492.68

Finding the Fourth Proportional to 39,903.09, 55,088.75 and 26,492.68

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Solution

The fourth proportional to 39,903.09, 55,088.75 and 26,492.68 is: 36,574.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,903.09 : 55,088.75 = 26,492.68 : x
  2. Step 2: Convert to fraction form
    39,903.09/55,088.75 = 26,492.68/x
  3. Step 3: Cross multiply
    39,903.09x = 55,088.75 × 26,492.68
  4. Step 4: Simplify right side
    39,903.09x = 1,459,448,625.35
  5. Step 5: Solve for x
    x = 1,459,448,625.35/39,903.09
  6. Step 6: Final answer
    x = 36,574.83

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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.