Home / 25,307.34-34,925.38-15,238.92

Finding the Fourth Proportional to 25,307.34, 34,925.38 and 15,238.92

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Solution

The fourth proportional to 25,307.34, 34,925.38 and 15,238.92 is: 21,030.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,307.34 : 34,925.38 = 15,238.92 : x
  2. Step 2: Convert to fraction form
    25,307.34/34,925.38 = 15,238.92/x
  3. Step 3: Cross multiply
    25,307.34x = 34,925.38 × 15,238.92
  4. Step 4: Simplify right side
    25,307.34x = 532,225,071.79
  5. Step 5: Solve for x
    x = 532,225,071.79/25,307.34
  6. Step 6: Final answer
    x = 21,030.46

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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.