Home / 26,300.63-39,470.54-19,298.74

Finding the Fourth Proportional to 26,300.63, 39,470.54 and 19,298.74

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Solution

The fourth proportional to 26,300.63, 39,470.54 and 19,298.74 is: 28,962.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,300.63 : 39,470.54 = 19,298.74 : x
  2. Step 2: Convert to fraction form
    26,300.63/39,470.54 = 19,298.74/x
  3. Step 3: Cross multiply
    26,300.63x = 39,470.54 × 19,298.74
  4. Step 4: Simplify right side
    26,300.63x = 761,731,689.12
  5. Step 5: Solve for x
    x = 761,731,689.12/26,300.63
  6. Step 6: Final answer
    x = 28,962.49

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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.