Home / 18,587.23-25,649.80-10,088.95

Finding the Fourth Proportional to 18,587.23, 25,649.80 and 10,088.95

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Solution

The fourth proportional to 18,587.23, 25,649.80 and 10,088.95 is: 13,922.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,587.23 : 25,649.80 = 10,088.95 : x
  2. Step 2: Convert to fraction form
    18,587.23/25,649.80 = 10,088.95/x
  3. Step 3: Cross multiply
    18,587.23x = 25,649.80 × 10,088.95
  4. Step 4: Simplify right side
    18,587.23x = 258,779,549.71
  5. Step 5: Solve for x
    x = 258,779,549.71/18,587.23
  6. Step 6: Final answer
    x = 13,922.44

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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.