Home / 25,788.78-35,590.02-14,457.72

Finding the Fourth Proportional to 25,788.78, 35,590.02 and 14,457.72

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Solution

The fourth proportional to 25,788.78, 35,590.02 and 14,457.72 is: 19,952.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,788.78 : 35,590.02 = 14,457.72 : x
  2. Step 2: Convert to fraction form
    25,788.78/35,590.02 = 14,457.72/x
  3. Step 3: Cross multiply
    25,788.78x = 35,590.02 × 14,457.72
  4. Step 4: Simplify right side
    25,788.78x = 514,550,543.95
  5. Step 5: Solve for x
    x = 514,550,543.95/25,788.78
  6. Step 6: Final answer
    x = 19,952.50

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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.