Home / 47,090.40-64,985.24-25,580.35

Finding the Fourth Proportional to 47,090.40, 64,985.24 and 25,580.35

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Solution

The fourth proportional to 47,090.40, 64,985.24 and 25,580.35 is: 35,301.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,090.40 : 64,985.24 = 25,580.35 : x
  2. Step 2: Convert to fraction form
    47,090.40/64,985.24 = 25,580.35/x
  3. Step 3: Cross multiply
    47,090.40x = 64,985.24 × 25,580.35
  4. Step 4: Simplify right side
    47,090.40x = 1,662,345,184.03
  5. Step 5: Solve for x
    x = 1,662,345,184.03/47,090.40
  6. Step 6: Final answer
    x = 35,301.15

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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.