Home / 47,088.90-64,981.26-26,947.80

Finding the Fourth Proportional to 47,088.90, 64,981.26 and 26,947.80

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Solution

The fourth proportional to 47,088.90, 64,981.26 and 26,947.80 is: 37,187.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,088.90 : 64,981.26 = 26,947.80 : x
  2. Step 2: Convert to fraction form
    47,088.90/64,981.26 = 26,947.80/x
  3. Step 3: Cross multiply
    47,088.90x = 64,981.26 × 26,947.80
  4. Step 4: Simplify right side
    47,088.90x = 1,751,101,998.23
  5. Step 5: Solve for x
    x = 1,751,101,998.23/47,088.90
  6. Step 6: Final answer
    x = 37,187.15

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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.