Home / 51,261.10-70,742.37-28,602.07

Finding the Fourth Proportional to 51,261.10, 70,742.37 and 28,602.07

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Solution

The fourth proportional to 51,261.10, 70,742.37 and 28,602.07 is: 39,472.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,261.10 : 70,742.37 = 28,602.07 : x
  2. Step 2: Convert to fraction form
    51,261.10/70,742.37 = 28,602.07/x
  3. Step 3: Cross multiply
    51,261.10x = 70,742.37 × 28,602.07
  4. Step 4: Simplify right side
    51,261.10x = 2,023,378,218.71
  5. Step 5: Solve for x
    x = 2,023,378,218.71/51,261.10
  6. Step 6: Final answer
    x = 39,472.00

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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.