Home / 25,642.04-35,386.20-14,312.25

Finding the Fourth Proportional to 25,642.04, 35,386.20 and 14,312.25

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Solution

The fourth proportional to 25,642.04, 35,386.20 and 14,312.25 is: 19,751.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,642.04 : 35,386.20 = 14,312.25 : x
  2. Step 2: Convert to fraction form
    25,642.04/35,386.20 = 14,312.25/x
  3. Step 3: Cross multiply
    25,642.04x = 35,386.20 × 14,312.25
  4. Step 4: Simplify right side
    25,642.04x = 506,456,140.95
  5. Step 5: Solve for x
    x = 506,456,140.95/25,642.04
  6. Step 6: Final answer
    x = 19,751.01

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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.