Home / 25,302.02-34,916.18-13,970.84

Finding the Fourth Proportional to 25,302.02, 34,916.18 and 13,970.84

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Solution

The fourth proportional to 25,302.02, 34,916.18 and 13,970.84 is: 19,279.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,302.02 : 34,916.18 = 13,970.84 : x
  2. Step 2: Convert to fraction form
    25,302.02/34,916.18 = 13,970.84/x
  3. Step 3: Cross multiply
    25,302.02x = 34,916.18 × 13,970.84
  4. Step 4: Simplify right side
    25,302.02x = 487,808,119.76
  5. Step 5: Solve for x
    x = 487,808,119.76/25,302.02
  6. Step 6: Final answer
    x = 19,279.42

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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.