Home / 26,875.84-37,068.48-18,920.32

Finding the Fourth Proportional to 26,875.84, 37,068.48 and 18,920.32

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Solution

The fourth proportional to 26,875.84, 37,068.48 and 18,920.32 is: 26,095.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,875.84 : 37,068.48 = 18,920.32 : x
  2. Step 2: Convert to fraction form
    26,875.84/37,068.48 = 18,920.32/x
  3. Step 3: Cross multiply
    26,875.84x = 37,068.48 × 18,920.32
  4. Step 4: Simplify right side
    26,875.84x = 701,347,503.51
  5. Step 5: Solve for x
    x = 701,347,503.51/26,875.84
  6. Step 6: Final answer
    x = 26,095.84

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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.