Home / 25,064.79-34,576.29-15,501.63

Finding the Fourth Proportional to 25,064.79, 34,576.29 and 15,501.63

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Solution

The fourth proportional to 25,064.79, 34,576.29 and 15,501.63 is: 21,384.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,064.79 : 34,576.29 = 15,501.63 : x
  2. Step 2: Convert to fraction form
    25,064.79/34,576.29 = 15,501.63/x
  3. Step 3: Cross multiply
    25,064.79x = 34,576.29 × 15,501.63
  4. Step 4: Simplify right side
    25,064.79x = 535,988,854.35
  5. Step 5: Solve for x
    x = 535,988,854.35/25,064.79
  6. Step 6: Final answer
    x = 21,384.14

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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.