Home / 47,055.51-70,577.46-13,775.22

Finding the Fourth Proportional to 47,055.51, 70,577.46 and 13,775.22

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Solution

The fourth proportional to 47,055.51, 70,577.46 and 13,775.22 is: 20,661.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,055.51 : 70,577.46 = 13,775.22 : x
  2. Step 2: Convert to fraction form
    47,055.51/70,577.46 = 13,775.22/x
  3. Step 3: Cross multiply
    47,055.51x = 70,577.46 × 13,775.22
  4. Step 4: Simplify right side
    47,055.51x = 972,220,038.54
  5. Step 5: Solve for x
    x = 972,220,038.54/47,055.51
  6. Step 6: Final answer
    x = 20,661.13

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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.