Home / 34,357.54-47,417.34-19,254.28

Finding the Fourth Proportional to 34,357.54, 47,417.34 and 19,254.28

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Solution

The fourth proportional to 34,357.54, 47,417.34 and 19,254.28 is: 26,573.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,357.54 : 47,417.34 = 19,254.28 : x
  2. Step 2: Convert to fraction form
    34,357.54/47,417.34 = 19,254.28/x
  3. Step 3: Cross multiply
    34,357.54x = 47,417.34 × 19,254.28
  4. Step 4: Simplify right side
    34,357.54x = 912,986,741.22
  5. Step 5: Solve for x
    x = 912,986,741.22/34,357.54
  6. Step 6: Final answer
    x = 26,573.11

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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.