Home / 53,799.69-74,276.73-34,686.21

Finding the Fourth Proportional to 53,799.69, 74,276.73 and 34,686.21

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Solution

The fourth proportional to 53,799.69, 74,276.73 and 34,686.21 is: 47,888.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,799.69 : 74,276.73 = 34,686.21 : x
  2. Step 2: Convert to fraction form
    53,799.69/74,276.73 = 34,686.21/x
  3. Step 3: Cross multiply
    53,799.69x = 74,276.73 × 34,686.21
  4. Step 4: Simplify right side
    53,799.69x = 2,576,378,254.89
  5. Step 5: Solve for x
    x = 2,576,378,254.89/53,799.69
  6. Step 6: Final answer
    x = 47,888.35

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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.