Home / 34,387.74-47,457.72-19,283.76

Finding the Fourth Proportional to 34,387.74, 47,457.72 and 19,283.76

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Solution

The fourth proportional to 34,387.74, 47,457.72 and 19,283.76 is: 26,613.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,387.74 : 47,457.72 = 19,283.76 : x
  2. Step 2: Convert to fraction form
    34,387.74/47,457.72 = 19,283.76/x
  3. Step 3: Cross multiply
    34,387.74x = 47,457.72 × 19,283.76
  4. Step 4: Simplify right side
    34,387.74x = 915,163,282.63
  5. Step 5: Solve for x
    x = 915,163,282.63/34,387.74
  6. Step 6: Final answer
    x = 26,613.07

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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.