Home / 38,609.94-53,276.76-22,688.58

Finding the Fourth Proportional to 38,609.94, 53,276.76 and 22,688.58

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Solution

The fourth proportional to 38,609.94, 53,276.76 and 22,688.58 is: 31,307.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,609.94 : 53,276.76 = 22,688.58 : x
  2. Step 2: Convert to fraction form
    38,609.94/53,276.76 = 22,688.58/x
  3. Step 3: Cross multiply
    38,609.94x = 53,276.76 × 22,688.58
  4. Step 4: Simplify right side
    38,609.94x = 1,208,774,031.40
  5. Step 5: Solve for x
    x = 1,208,774,031.40/38,609.94
  6. Step 6: Final answer
    x = 31,307.33

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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.